Deck 8: Techniques of Integration

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Question
The integral log2xdx\int \log _ { 2 } x d x is

A) x(lnx+1)ln2+C\frac { x ( \ln x + 1 ) } { \ln 2 } + C
B) x(lnx1)ln2+C\frac { x ( \ln x - 1 ) } { \ln 2 } + C
C) x(lnx+2)ln2+C\frac { x ( \ln x + 2 ) } { \ln 2 } + C
D) x(1lnx)ln2+C\frac { x ( 1 - \ln x ) } { \ln 2 } + C
E) x(lnx2)ln2+C\frac { x ( \ln x - 2 ) } { \ln 2 } + C
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Question
The integral sin1xdx\int \sin ^ { - 1 } x d x is

A) x2sin1xx1x2+Cx ^ { 2 } \sin ^ { - 1 } x x \sqrt { 1 - x ^ { 2 } } + C
B) xsin1x1x2+Cx \sin ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
C) x2sin1x+1x2+Cx ^ { 2 } \sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xsin1x+1x2+Cx\sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) 2xsin1x+1x2+C2 x \sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
Question
The integral x2lnxdx\int x ^ { 2 } \ln x d x is

A) x3(3lnx+1)9+C\frac { x ^ { 3 } ( 3 \ln x + 1 ) } { 9 } + C
B) x3(3lnx+2)9+C\frac { x ^ { 3 } ( 3 \ln x + 2 ) } { 9 } + C
C) 2x3(3lnx1)9+C\frac { 2 x ^ { 3 } ( 3 \ln x - 1 ) } { 9 } + C
D) x3(3lnx2)9+C\frac { x ^ { 3 } ( 3 \ln x - 2 ) } { 9 } + C
E) x3(3lnx1)9+C\frac { x ^ { 3 } ( 3 \ln x - 1 ) } { 9 } + C
Question
The integral xe2xdx\int x e ^ { - 2 x } d x is

A) (2x+3)e2x4+C- \frac { ( 2 x + 3 ) e ^ { - 2 x } } { 4 } + C
B) (2x21)e2x4+C- \frac { ( 2 x - 21 ) e ^ { - 2 x } } { 4 } + C
C) (2x+1)e2x4+C- \frac { ( 2 x + 1 ) e ^ { - 2 x } } { 4 } + C
D) (2x1)e2x4+C- \frac { ( 2 x - 1 ) e ^ { - 2 x } } { 4 } + C
E) (2x+2)e2x4+C- \frac { ( 2 x + 2 ) e ^ { - 2 x } } { 4 } + C
Question
The integral (lnx)3dx\int ( \ln x ) ^ { 3 } d x is

A) x[(lnx)3+3(lnx)2+6lnx6]+Cx \left[ ( \ln x ) ^ { 3 } + 3 ( \ln x ) ^ { 2 } + 6 \ln x - 6 \right] + C
B) x[(lnx)33(lnx)2+6lnx6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } + 6 \ln x - 6 \right] + C
C) x[(lnx)33(lnx)26lnx6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } - 6 \ln x - 6 \right] + C
D) x[(lnx)3+3(lnx)26lnx6]+Cx \left[ ( \ln x ) ^ { 3 } + 3 ( \ln x ) ^ { 2 } - 6 \ln x - 6 \right] + C
E) x[(lnx)33(lnx)2+6lnx+6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } + 6 \ln x + 6 \right] + C
Question
The integral cos(lnx)dx\int \cos ( \ln x ) d x is

A) x[sin(lnx)+cos(lnx)]2+C\frac { x [ \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
B) x[sin(lnx)cos(lnx)]2+C\frac { x [ \sin ( \ln x ) - \cos ( \ln x ) ] } { 2 } + C
C) x[sin(lnx)+cos(lnx)]2+C\frac { x [ - \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
D) x[sin(lnx)cos(lnx)]2+C\frac { x [ - \sin ( \ln x ) - \cos ( \ln x ) ] } { 2 } + C
E) x2[sin(lnx)+cos(lnx)]2+C\frac { x ^ { 2 } [ \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
Question
The integral xtan1xdx\int x \tan ^ { - 1 } x d x is

A) x2tan1xxtan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x - x - \tan ^ { - 1 } x } { 2 } + C
B) x2tan1x+x+tan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x + x + \tan ^ { - 1 } x } { 2 } + C
C) x2tan1xx+tan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x - x + \tan ^ { - 1 } x } { 2 } + C
D) x2tan1x+xtan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x + x - \tan ^ { - 1 } x } { 2 } + C
E) x2tan1xx+tan1x2+C\frac { - x ^ { 2 } \tan ^ { - 1 } x - x + \tan ^ { - 1 } x } { 2 } + C
Question
The integral x2xdx\int x 2 ^ { x } d x is

A) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
B) 2x(xln2+1)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
C) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( - x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
D) 2x(xln2+1)(ln2)2+C\frac { 2 ^ { x } ( - x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
E) 2x(xln21)(ln2)2+C- \frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
Question
The integral xsinxdx\int x \sin x d x is

A) sinx+xcosx+C- \sin x + x \cos x + C
B) sinx+xcosx+C\sin x + x \cos x + C
C) sinxxcosx+C\sin x - x \cos x + C
D) sinxxcosx+C- \sin x - x \cos x + C
E) 2sinxxcosx+C2 \sin x - x \cos x + C
Question
The integral exsinxdx\int e ^ { x } \sin x d x is

A) ex(sinx+cosx)2+C\frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
B) ex(sinxcosx)2+C\frac { e ^ { x } ( \sin x - \cos x ) } { 2 } + C
C) ex(sinxcosx)2+C\frac { e ^ { x } ( - \sin x - \cos x ) } { 2 } + C
D) ex(sinx+cosx)2+C\frac { e ^ { x } ( - \sin x + \cos x ) } { 2 } + C
E) 3ex(sinxcosx)2+C\frac { 3 e ^ { x } ( \sin x - \cos x ) } { 2 } + C
Question
The integral log12xdx\int \log _ { \frac { 1 } { 2 } } x d x is

A) x(2lnx1)ln2+C- \frac { x ( 2 \ln x - 1 ) } { \ln 2 } + C
B) x(2lnx+1)ln2+C- \frac { x ( 2 \ln x + 1 ) } { \ln 2 } + C
C) x(lnx1)ln2+C\frac { x ( \ln x - 1 ) } { \ln 2 } + C
D) x(lnx1)ln2+C- \frac { x ( \ln x - 1 ) } { \ln 2 } + \mathrm { C }
E) x(lnx+1)ln2+C- \frac { x ( \ln x + 1 ) } { \ln 2 } + C
Question
The integral tan1xdx\int \tan ^ { - 1 } x d x is

A) 2xtan1xlnx2+12+C\frac { 2 x \tan ^ { - 1 } x - \ln \left| x ^ { 2 } + 1 \right| } { 2 } + C
B) 2xtan1xlnx2+12 x \tan ^ { - 1 } x - \ln \left| x ^ { 2 } + 1 \right|
C) 2xtan1x+lnx2+12+C\frac { 2 x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right| } { 2 } + C
D) 2xtan1x+lnx2+12 x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right|
E) xtan1x+lnx2+1x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right|
Question
The integral x3lnxdx\int x ^ { 3 } \ln x d x is

A) x4(4lnx+1)16+C\frac { x ^ { 4 } ( 4 \ln x + 1 ) } { 16 } + C
B) x4(4lnx1)16+C- \frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 16 } + C
C) x4(4lnx+1)16+C- \frac { x ^ { 4 } ( 4 \ln x + 1 ) } { 16 } + C
D) x4(4lnx1)8+C\frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 8 } + C
E) x4(4lnx1)16+C\frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 16 } + C
Question
The integral xe3xdx\int x e ^ { 3 x } d x is

A) (3x1)e3x9+C\frac { ( 3 x - 1 ) e ^ { 3 x } } { 9 } + C
B) (3x+1)e3x9+C\frac { ( 3 x + 1 ) e ^ { 3 x } } { 9 } + C
C) (3x1)e3x9+C\frac { ( - 3 x - 1 ) e ^ { 3 x } } { 9 } + C
D) (13x)e3x9+C\frac { ( 1 - 3 x ) e ^ { 3 x } } { 9 } + C
E) (3x1)e3x3+C\frac { ( 3 x - 1 ) e ^ { 3 x } } { 3 } + C
Question
The integral (lnx)2dx\int ( \ln x ) ^ { 2 } d x is

A) x[(lnx)22lnx+2]+C- x \left[ ( \ln x ) ^ { 2 } - 2 \ln x + 2 \right] + C
B) x[(lnx)2+2lnx2]+Cx \left[ ( \ln x ) ^ { 2 } + 2 \ln x - 2 \right] + C
C) x[(lnx)2+2lnx+2]+Cx \left[ ( \ln x ) ^ { 2 } + 2 \ln x + 2 \right] + C
D) x[(lnx)22lnx2]+Cx \left[ ( \ln x ) ^ { 2 } - 2 \ln x - 2 \right] + C
E) x[(lnx)22lnx+2]+Cx \left[ ( \ln x ) ^ { 2 } - 2 \ln x + 2 \right] + C
Question
The integral cos1xdx\int \cos ^ { - 1 } x d x is

A) xcos1xx21+Cx \cos ^ { - 1 } x - \sqrt { x ^ { 2 } - 1 } + C
B) xcos1x+x21+Cx \cos ^ { - 1 } x + \sqrt { x ^ { 2 } - 1 } + C
C) xcos1x+1x2+C- x \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xcos1x+1x2+Cx \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) xcos1x1x2+Cx \cos ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
Question
The integral cos1xdx\int \cos ^ { - 1 } x d x is

A) xcos1xx21+Cx \cos ^ { - 1 } x - \sqrt { x ^ { 2 } - 1 } + C
B) xcos1x+x21+Cx \cos ^ { - 1 } x + \sqrt { x ^ { 2 } - 1 } + C
C) xcos1x+1x2+C- x \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xcos1x+1x2+Cx \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) xcos1x1x2+Cx \cos ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
Question
The integral x(12)xdx\int x \left( \frac { 1 } { 2 } \right) ^ { x } d x is

A) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
B) 2x(xln2+1)(ln2)2+C- \frac { 2 ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
C) (12)x(xln21)(ln2)2+C- \frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
D) (12)x(xln2+1)(ln2)2+C- \frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
E) (12)x(xln2+1)(ln2)2+C\frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
Question
The integral xcosxdx\int x \cos x d x is

A) xsinxcosx+Cx \sin x - \cos x + C
B) xcosxsinx+Cx \cos x - \sin x + C
C) xsinx+cosx+C- x \sin x + \cos x + C
D) xsinx+cosx+Cx \sin x + \cos x + C
E) xcosx+sinx+Cx \cos x + \sin x + C
Question
The integral excosxdx\int e ^ { x } \cos x d x is

A) ex(sinxcosx)2+C\frac { e ^ { x } ( \sin x - \cos x ) } { 2 } + C
B) ex(sinx+cosx)2+C- \frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
C) ex(sinx+cosx)2+C\frac { e ^ { x } ( - \sin x + \cos x ) } { 2 } + C
D) ex(sinx+cosx)2+C\frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
E) ex(sinx+cosx)2+C\frac { e ^ { - x } ( \sin x + \cos x ) } { 2 } + C
Question
The integral cos3xdx\int \cos ^ { 3 } x d x is

A) 3sinxsin3x3+C\frac { 3 \sin x - \sin ^ { 3 } x } { 3 } + C
B) 3sinx+sin3x3+C\frac { 3 \sin x + \sin ^ { 3 } x } { 3 } + C
C) 3sinxsin3x3+C- \frac { 3 \sin x - \sin ^ { 3 } x } { 3 } + C
D) sinx3sin3x3+C\frac { \sin x - 3 \sin ^ { 3 } x } { 3 } + C
E) sinx+3sin3x3+C\frac { \sin x + 3 \sin ^ { 3 } x } { 3 } + C
Question
The integral sin2xdx\int \sin ^ { 2 } x d x is

A) x+2sin(2x)4+C\frac { x + 2 \sin ( 2 x ) } { 4 } + C
B) x2sin(2x)4+C\frac { x - 2 \sin ( 2 x ) } { 4 } + C
C) 2xsin(2x)4+C- \frac { 2 x - \sin ( 2 x ) } { 4 } + C
D) 2x+sin(2x)4+C\frac { 2 x + \sin ( 2 x ) } { 4 } + C
E) 2xsin(2x)4+C\frac { 2 x - \sin ( 2 x ) } { 4 } + C
Question
The integral sin3xcos2xdx\int \sin ^ { 3 } x \cos ^ { 2 } x d x is

A) 3cos5x+5cos3x15+C\frac { 3 \cos ^ { 5 } x + 5 \cos ^ { 3 } x } { 15 } + C
B) 3cos5x5cos3x15+C\frac { 3 \cos ^ { 5 } x - 5 \cos ^ { 3 } x } { 15 } + C
C) 3cos5x5cos3x15+C- \frac { 3 \cos ^ { 5 } x - 5 \cos ^ { 3 } x } { 15 } + C
D) 5cos5x3cos3x15+C\frac { 5 \cos ^ { 5 } x - 3 \cos ^ { 3 } x } { 15 } + C
E) 5cos5x+3cos3x15+C\frac { 5 \cos ^ { 5 } x + 3 \cos ^ { 3 } x } { 15 } + C
Question
The integral sin4xcos3xdx\int \sin ^ { 4 } x \cos ^ { 3 } x d x is

A) 5sin5x+7sin7x35+C\frac { 5 \sin ^ { 5 } x + 7 \sin ^ { 7 } x } { 35 } + C
B) 5sin5x7sin7x35+C\frac { 5 \sin ^ { 5 } x - 7 \sin ^ { 7 } x } { 35 } + C
C) 7sin5x5sin7x35+C- \frac { 7 \sin ^ { 5 } x - 5 \sin ^ { 7 } x } { 35 } + C
D) 7sin5x+5sin7x35+C\frac { 7 \sin ^ { 5 } x + 5 \sin ^ { 7 } x } { 35 } + C
E) 7sin5x5sin7x35+C\frac { 7 \sin ^ { 5 } x - 5 \sin ^ { 7 } x } { 35 } + C
Question
The integral sin2xcos2xdx\int \sin ^ { 2 } x \cos ^ { 2 } x d x is

A) 4xsin(4x)32+C- \frac { 4 x - \sin ( 4 x ) } { 32 } + C
B) 4x+sin(4x)32+C\frac { 4 x + \sin ( 4 x ) } { 32 } + C
C) 4xsin(4x)32+C\frac { 4 x - \sin ( 4 x ) } { 32 } + C
D) x4sin(4x)32+C\frac { x - 4 \sin ( 4 x ) } { 32 } + C
E) x+4sin(4x)32+C\frac { x + 4 \sin ( 4 x ) } { 32 } + C
Question
The integral sin3xcos3xdx\int \sin ^ { 3 } x \cos ^ { 3 } x d x is

A) 2sin4x3cos6x12+C\frac { 2 \sin ^ { 4 } x - 3 \cos ^ { 6 } x } { 12 } + C
B) 2sin4x+cos6x12+C\frac { 2 \sin ^ { 4 } x + \cos ^ { 6 } x } { 12 } + C
C) 3sin4x2cos6x12+C- \frac { 3 \sin ^ { 4 } x - 2 \cos ^ { 6 } x } { 12 } + C
D) 3sin4x2sin6x12+C\frac { 3 \sin ^ { 4 } x - 2 \sin ^ { 6 } x } { 12 } + C
E) 3sin4x+2sin6x12+C\frac { 3 \sin ^ { 4 } x + 2 \sin ^ { 6 } x } { 12 } + C
Question
The integral tan2xdx\int \tan ^ { 2 } x d x is

A) tanx2x+C\tan x - 2 x + C
B) tanxx+C\tan x - x + C
C) tanx+x+C- \tan x + x + C
D) tanx+x+C\tan x + x + C
E) tanxx+C- \tan x - x + C
Question
The integral sec4xdx\int \sec ^ { 4 } x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
C) 3tanx+tan3x3+C- \frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
D) tanx+3tan3x3+C\frac { \tan x + 3 \tan ^ { 3 } x } { 3 } + C
E) tanx3tan3x3+C\frac { \tan x - 3 \tan ^ { 3 } x } { 3 } + C
Question
The integral tan4xdx\int \tan ^ { 4 } x d x is

A) 3xtan3x+3tanx3+C\frac { 3 x - \tan ^ { 3 } x + 3 \tan x } { 3 } + C
B) 3x+tan3x3tanx3+C- \frac { 3 x + \tan ^ { 3 } x - 3 \tan x } { 3 } + C
C) 3xtan3x3tanx3+C\frac { 3 x - \tan ^ { 3 } x - 3 \tan x } { 3 } + C
D) 3x+tan3x3tanx3+C\frac { 3 x + \tan ^ { 3 } x - 3 \tan x } { 3 } + C
E) 3x3tan3xtanx3+C\frac { 3 x - 3 \tan ^ { 3 } x - \tan x } { 3 } + C
Question
The integral tanxsecxdx\int \tan x \sec x d x is

A) sec2x+C\sec ^ { 2 } x + C
B) secx+C\sec x + C
C) tan2x+C\tan ^ { 2 } x + C
D) sec2x+C- \sec ^ { 2 } x + C
E) tan2x+C- \tan ^ { 2 } x + C
Question
The integral sec2xdx\int \sec ^ { 2 } x d x is

A) tanx+x+C\tan x + x + C
B) tanxx+C\tan x - x + C
C) tanx+secx+C\tan x + \sec x + C
D) tanxsecx+C\tan x - \sec x + C
E) tanx+C\tan x + C
Question
The integral tan3xsecxdx\int \tan ^ { 3 } x \sec x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) sec3x+3secx3+C\frac { \sec ^ { 3 } x + 3 \sec x } { 3 } + C
C) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
D) sec3x3secx3+C\frac { \sec ^ { 3 } x - 3 \sec x } { 3 } + C
E) sec3x3tanx3+C\frac { \sec ^ { 3 } x - 3 \tan x } { 3 } + C
Question
The integral tan2xsec2xdx\int \tan ^ { 2 } x \sec ^ { 2 } x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
C) tan3x3+C\frac { \tan ^ { 3 } x } { 3 } + C
D) sec3x3secx3+C\frac { \sec ^ { 3 } x - 3 \sec x } { 3 } + C
E) sec3x35+C\frac { \sec ^ { 3 } x } { 35 } + C
Question
The integral tan3xsec2xdx\int \tan ^ { 3 } x \sec ^ { 2 } x d x is

A) 4tanx+tan4x4+C\frac { 4 \tan x + \tan ^ { 4 } x } { 4 } + C
B) 4tanxtan4x4+C\frac { 4 \tan x - \tan ^ { 4 } x } { 4 } + C
C) sec4x4+C\frac { \sec ^ { 4 } x } { 4 } + C
D) sec4x4secx4+C\frac { \sec ^ { 4 } x - 4 \sec x } { 4 } + C
E) tan4x4+C\frac { \tan ^ { 4 } x } { 4 } + C
Question
The integral tan5xsec2xdx\int \tan ^ { 5 } x \sec ^ { 2 } x d x is

A) tan6x6+C\frac { \tan ^ { 6 } x } { 6 } + C
B) sec6x6+C\frac { \sec ^ { 6 } x } { 6 } + C
C) tan3xsec3x6+C\frac { \tan ^ { 3 } x \sec ^ { 3 } x } { 6 } + C
D) tan6x6+C- \frac { \tan ^ { 6 } x } { 6 } + C
E) sec6x6+C- \frac { \sec ^ { 6 } x } { 6 } + C
Question
The integral sinxcos3xdx\int \frac { \sin x } { \cos ^ { 3 } x } d x is

A) tanx2tan2x2+C\frac { \tan x - 2 \tan ^ { 2 } x } { 2 } + C
B) secx+C\sec x + C
C) sec2x2+C\frac { \sec ^ { 2 } x } { 2 } + C
D) sec2x2secx2+C\frac { \sec ^ { 2 } x - 2 \sec x } { 2 } + C
E) tanx+tan2x2+C\frac { \tan x + \tan ^ { 2 } x } { 2 } + C
Question
The integral sec2xtan3xdx\int \frac { \sec ^ { 2 } x } { \tan ^ { 3 } x } d x is

A) cot2x2+C- \frac { \cot ^ { 2 } x } { 2 } + C
B) cscx+C\csc x + C
C) csc2x2+C\frac { \csc ^ { 2 } x } { 2 } + C
D) sec2x2+C\frac { \sec ^ { 2 } x } { 2 } + C
E) tan2x2+C\frac { \tan ^ { 2 } x } { 2 } + C
Question
The integral sinxcos(2x)dx\int \sin x \cos ( 2 x ) d x is

A) 3cosx+cos(3x)6+C\frac { 3 \cos x + \cos ( 3 x ) } { 6 } + C
B) 3cosxcos(3x)6+C\frac { - 3 \cos x - \cos ( 3 x ) } { 6 } + C
C) 3cosxcos(3x)6+C\frac { 3 \cos x - \cos ( 3 x ) } { 6 } + C
D) 3sinxsin(3x)6+C\frac { 3 \sin x - \sin ( 3 x ) } { 6 } + C
E) 3sinx+sin(3x)6+C\frac { 3 \sin x + \sin ( 3 x ) } { 6 } + C
Question
The integral sin(2x)sin(3x)dx\int \sin ( 2 x ) \sin ( 3 x ) d x is

A) 5cosx+cos(5x)10+C\frac { 5 \cos x + \cos ( 5 x ) } { 10 } + C
B) 5sinxcos(5x)10+C\frac { 5 \sin x - \cos ( 5 x ) } { 10 } + C
C) 5sinx+sin(5x)10+C\frac { - 5 \sin x + \sin ( 5 x ) } { 10 } + C
D) 5sinx+sin(5x)10+C\frac { 5 \sin x + \sin ( 5 x ) } { 10 } + C
E) 5sinxsin(5x)10+C\frac { 5 \sin x - \sin ( 5 x ) } { 10 } + C
Question
The integral cos(2x)cos(3x)dx\int \cos ( 2 x ) \cos ( 3 x ) d x is

A) 5sinxsin(5x)10+C\frac { 5 \sin x - \sin ( 5 x ) } { 10 } + C
B) 5sinxsin(5x)10+C\frac { - 5 \sin x - \sin ( 5 x ) } { 10 } + C
C) 5sinx+sin(5x)10+C\frac { 5 \sin x + \sin ( 5 x ) } { 10 } + C
D) 5sinx+sin(5x)10+C\frac { - 5 \sin x + \sin ( 5 x ) } { 10 } + C
E) sinx5sin(5x)10+C\frac { \sin x - 5 \sin ( 5 x ) } { 10 } + C
Question
An object in rectilinear motion is moving along a horizontal line with velocity v(t)=sin(t)v ( t ) = \sin ( t ) m/s for the time interval 0t3π40 \leq t \leq \frac { 3 \pi } { 4 } seconds. What is the net displacement from t=0t = 0 to t=3π4t = \frac { 3 \pi } { 4 } ?

A) 72+1612\frac { 7 \sqrt { 2 } + 16 } { 12 }
B) 24\frac { \sqrt { 2 } } { 4 } m
C) 2812\frac { \sqrt { 2 } - 8 } { 12 } m
D) 2+22\frac { \sqrt { 2 } + 2 } { 2 } m
E) 2+812\frac { \sqrt { 2 } + 8 } { 12 } m
Question
An object in rectilinear motion is moving along a horizontal line with velocity v(t)=sin3(t)v ( t ) = \sin ^ { 3 } ( t ) m/s for the time interval 0t3π40 \leq t \leq \frac { 3 \pi } { 4 } seconds. What is the net displacement from t = 0 to t=3π4t = \frac { 3 \pi } { 4 } ?

A) π/4π5cos4(t)sin(t)dt\int _ { \pi / 4 } ^ { \pi } - 5 \cos ^ { 4 } ( t ) \sin ( t ) d t
B) π/4π5cos4(t)sin(t)dt\int _ { \pi / 4 } ^ { \pi } \left| 5 \cos ^ { 4 } ( t ) \sin ( t ) \right| d t
C) π/4πcos5(t)dt\int _ { \pi / 4 } ^ { \pi } \left| \cos ^ { 5 } ( t ) \right| d t
D) π/4π1+(cos5(t))2dt\int _ { \pi / 4 } ^ { \pi } \sqrt { 1 + \left( \cos ^ { 5 } ( t ) \right) ^ { 2 } } d t
E) π/4πcos5(t)dt\int _ { \pi / 4 } ^ { \pi } \cos ^ { 5 } ( t ) d t
Question
The integral x29x2dx\int \frac { x ^ { 2 } } { \sqrt { 9 - x ^ { 2 } } } d x is

A) 9sin1(x3)+x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
B) 9sin1(x3)x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
C) 9sin1(x3)9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - \sqrt { 9 - x ^ { 2 } } } { 2 } + C
D) 9sin1(x3)+9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) + \sqrt { 9 - x ^ { 2 } } } { 2 } + C
E) 9sin1(x3)x9x22+C- \frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
Question
The integral 4x2+9dx\int \sqrt { 4 x ^ { 2 } + 9 } d x is

A) 9sinh1(2x3)+x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
B) 9sinh1(2x3)2x4x2+94+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
C) 9sinh1(2x3)+2x4x2+94+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
D) 9sinh1(2x3)2x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
E) 9sinh1(2x3)+2x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
Question
The integral 1(4x2+9)32dx\int \frac { 1 } { \left( 4 x ^ { 2 } + 9 \right) ^ { \frac { 3 } { 2 } } } d x is

A) x94x29+C\frac { x } { 9 \sqrt { 4 x ^ { 2 } - 9 } } + C
B) x94x2+9+C- \frac { x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
C) x94x2+9+C\frac { x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
D) x94x29+C- \frac { x } { 9 \sqrt { 4 x ^ { 2 } - 9 } } + C
E) 2x94x2+9+C\frac { 2 x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
Question
The integral x2x29dx\int \frac { x ^ { 2 } } { \sqrt { x ^ { 2 } - 9 } } d x is

A) 9ln(2x29+x)+xx292+C\frac { 9 \ln \left( 2 \sqrt { x ^ { 2 } - 9 } + x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
B) 9ln(x29x)xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } - x \right) - x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
C) 9ln(x29+x)xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } + x \right) - x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
D) 9ln(x29+x)+xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } + x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
E) 9ln(x29x)+xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } - x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
Question
The integral 916x2dx\int \sqrt { 9 - 16 x ^ { 2 } } d x is

A) 9sin1(4x3)+4x916x28+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
B) 9sin1(4x3)+4x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C .
C) 9sin1(4x3)+x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
D) 9sin1(4x3)4x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
E) 9sin1(4x3)+4x916x28+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C .
Question
The integral 1x2x24dx\int \frac { 1 } { x ^ { 2 } \sqrt { x ^ { 2 } - 4 } } d x is

A) x244x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 4 x } + C
B) x244x+C- \frac { \sqrt { x ^ { 2 } - 4 } } { 4 x } + C
C) x242x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 2 x } + C
D) x242x+C- \frac { \sqrt { x ^ { 2 } - 4 } } { 2 x } + C
E) x2416x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 16 x } + C
Question
The integral 116x21dx\int \frac { 1 } { \sqrt { 16 x ^ { 2 } - 1 } } d x is

A) ln(816x21+16x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 16 x \right) } { 4 } + C
B) ln(816x2132x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } - 32 x \right) } { 4 } + C
C) ln(816x2132x)4+C- \frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } - 32 x \right) } { 4 } + C
D) ln(816x21+32x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 32 x \right) } { 4 } + C
E) ln(816x21+32x)4+C- \frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 32 x \right) } { 4 } + C
Question
The integral x24x2dx\int \frac { \sqrt { x ^ { 2 } - 4 } } { x ^ { 2 } } d x is

A) xln(x24+2x)x24x+C\frac { x \ln \left( \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
B) xln(2x24+2x)+x24x+C- \frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) + \sqrt { x ^ { 2 } - 4 } } { x } + C
C) xln(2x24+2x)x24x+C- \frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
D) xln(2x24+2x)+x24x+C\frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) + \sqrt { x ^ { 2 } - 4 } } { x } + C
E) xln(2x24+2x)x24x+C\frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
Question
The integral x29x2+4dx\int \frac { x ^ { 2 } } { \sqrt { 9 x ^ { 2 } + 4 } } d x is

A) 3x9x2+4+4sinh1(3x2)54+C- \frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
B) 3x9x2+4sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
C) 3x9x2+44sinh1(3x2)54+C- \frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
D) 3x9x2+4+4sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
E) 3x9x2+44sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
Question
The integral x219x2dx\int x ^ { 2 } \sqrt { 1 - 9 x ^ { 2 } } d x is

A) sin1(3x)6x(19x2)323x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
B) sin1(3x)6x(19x2)32+3x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } + 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
C) sin1(3x)6x(19x2)323x19x2216+C- \frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
D) sin1(3x)+6x(19x2)32+3x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) + 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } + 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
E) sin1(3x)+6x(19x2)323x19x2216+C- \frac { \sin ^ { - 1 } ( 3 x ) + 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
Question
The integral x29+x2dx\int \frac { x ^ { 2 } } { \sqrt { 9 + x ^ { 2 } } } d x is

A) 9sinh1(x3)x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
B) 9sin1(x3)x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
C) 9sinh1(x3)+x9x22+C\frac { 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
D) 9sinh1(x3)+x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
E) 9sinh1(x3)+2x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + 2 x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
Question
The integral 4x2+9dx\int \sqrt { 4 x ^ { 2 } + 9 } d x is

A) 9sin1(2x3)+2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
B) 9sin1(2x3)2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C .
C) 9sin1(2x3)2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
D) 9sin1(2x3)2x4x2+94+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C .
E) 9sinh1(2x3)+x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
Question
The integral 1(4x2)32dx\int \frac { 1 } { \left( 4 - x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } } d x is

A) x4x2+C\frac { x } { \sqrt { 4 - x ^ { 2 } } } + C
B) x44x2+C\frac { x } { 4 \sqrt { 4 - x ^ { 2 } } } + C
C) 4x4x2+C\frac { 4 x } { \sqrt { 4 - x ^ { 2 } } } + C
D) x44x2+C- \frac { x } { 4 \sqrt { 4 - x ^ { 2 } } } + C
E) x4x2+C- \frac { x } { \sqrt { 4 - x ^ { 2 } } } + C
Question
The integral x2x2+4dx\int \frac { x ^ { 2 } } { \sqrt { x ^ { 2 } + 4 } } d x is

A) xx2+42sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } - 2 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
B) xx2+4+4sinh1(x2)2+C- \frac { x \sqrt { x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
C) xx2+44sinh1(x2)2+C- \frac { x \sqrt { x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
D) xx2+44sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
E) xx2+4+4sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
Question
The integral 16x2+9dx\int \sqrt { 16 x ^ { 2 } + 9 } d x is

A) 9sinh1(4x3)+2x16x2+94+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 2 x \sqrt { 16 x ^ { 2 } + 9 } } { 4 } + C
B) 9sinh1(4x3)4x16x2+98+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
C) 9sinh1(4x3)+4x16x2+98+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
D) 9sinh1(4x3)4x16x2+98+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
E) 9sinh1(4x3)+4x16x2+98+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
Question
The integral 1x2x29dx\int \frac { 1 } { x ^ { 2 } \sqrt { x ^ { 2 } - 9 } } d x is

A) x299x+C\frac { \sqrt { x ^ { 2 } - 9 } } { 9 x } + C
B) x299x+C- \frac { \sqrt { x ^ { 2 } - 9 } } { 9 x } + C
C) x293x+C\frac { \sqrt { x ^ { 2 } - 9 } } { 3 x } + C
D) x293x+C- \frac { \sqrt { x ^ { 2 } - 9 } } { 3 x } + C
E) x29x+C\frac { \sqrt { x ^ { 2 } - 9 } } { x } + C
Question
The integral 116x2+1dx\int \frac { 1 } { \sqrt { 16 x ^ { 2 } + 1 } } d x is

A) sinh1(4x)4+C\frac { \sinh ^ { - 1 } ( 4 x ) } { - 4 } + C
B) sinh1(4x)2+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 2 } + C
C) sinh1(4x)4+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 4 } + C
D) sinh1(4x)2+C\frac { \sinh ^ { - 1 } ( 4 x ) } { - 2 } + C
E) sinh1(4x)8+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 8 } + C
Question
The integral x2+4x2dx\int \frac { \sqrt { x ^ { 2 } + 4 } } { x ^ { 2 } } d x is

A) xsinh1(x2)+x2+4x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) + \sqrt { x ^ { 2 } + 4 } } { x } + C
B) xsinh1(x2)x2+4x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { x } + C
C) xsinh1(x2)x2+4x+C- \frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { x } + C
D) xsinh1(x2)+x2+4x+C- \frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) + \sqrt { x ^ { 2 } + 4 } } { x } + C
E) xsinh1(x2)x2+42x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { 2 x } + C
Question
The integral x29x24dx\int \frac { x ^ { 2 } } { \sqrt { 9 x ^ { 2 } - 4 } } d x is

A) 4ln(69x24+18x)+3x9x2454+C- \frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
B) 4ln(69x2418x)+3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } - 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
C) 4ln(69x2418x)3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } - 18 x \right) - 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
D) 4ln(69x24+18x)+3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
E) 4ln(69x24+18x)3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) - 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
Question
The integral x29x2+1dx\int x ^ { 2 } \sqrt { 9 x ^ { 2 } + 1 } d x is

A) 2sinh1(3x)+12x(9x2+1)32+6x9x2+1432+C\frac { 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } + 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
B) 2sinh1(3x)+12x(9x2+1)32+6x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } + 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
C) 2sinh1(3x)12x(9x2+1)326x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) - 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
D) 2sinh1(3x)+12x(9x2+1)326x9x2+1432+C\frac { 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
E) 2sinh1(3x)+12x(9x2+1)326x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
Question
The integral x+1x2+2x+10dx\int \frac { x + 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) lnx22x+102+C\frac { \ln \left| x ^ { 2 } - 2 x + 10 \right| } { 2 } + C
B) lnx2+2x+102+C\frac { \ln \left| x ^ { 2 } + 2 x + 10 \right| } { 2 } + C
C) lnx22x102+C\frac { \ln \left| x ^ { 2 } - 2 x - 10 \right| } { 2 } + C
D) lnx2+2x102+C\frac { \ln \left| x ^ { 2 } + 2 x - 10 \right| } { 2 } + C
E) lnx2+2x+104+C\frac { \ln \left| x ^ { 2 } + 2 x + 10 \right| } { 4 } + C
Question
The integral 1x2+2x+10dx\int \frac { 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) tan1(x+13)9+C\frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 9 } + C
B) tan1(x13)9+C\frac { \tan ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 9 } + C
C) tan1(x+13)3+C- \frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) tan1(x13)3+C\frac { \tan ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 3 } + C
E) tan1(x+13)3+C\frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
Question
The integral x3x26x+10dx\int \frac { x - 3 } { x ^ { 2 } - 6 x + 10 } d x is

A) lnx26x+104+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 4 } + C
B) lnx26x+102+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
C) lnx26x+103+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
D) lnx26x+105+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 5 } + C
E) lnx26x+106+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 6 } + C
Question
The integral 1x26x+10dx\int \frac { 1 } { x ^ { 2 } - 6 x + 10 } d x is

A) tan1(x3)+C\tan ^ { - 1 } ( x - 3 ) + C
B) tan1(x3)+C3\frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 }
C) tan1(x3)+C9\frac { \tan ^ { - 1 } ( x - 3 ) + C } { 9 }
D) tan1(x3)+C3- \frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 }
E) tan1(x3)+C3- \frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 } .
Question
The integral 14xx2dx\int \frac { 1 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) sin1(x22)4+C\frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 4 } + C
B) sin1(x22)+C- \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
C) sin1(x22)2+C\frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 2 } + C
D) sin1(x22)+C\sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
E) sin1(x22)2+C- \frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 2 } + C
Question
The integral 1x22x3dx\int \frac { 1 } { \sqrt { x ^ { 2 } - 2 x - 3 } } d x is

A) ln2x22x3+2x+2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x + 2 \right| + C
B) ln2x22x3+2x2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + C
C) ln2x22x32x2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x - 2 \right| + C
D) ln2x22x32x+2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x + 2 \right| + C
E) ln2x22x3+2x2+C- \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + C
Question
The integral 1(x1)x22x+2dx\int \frac { 1 } { ( x - 1 ) \sqrt { x ^ { 2 } - 2 x + 2 } } d x is

A) sinh1(1x1)2+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 2 } + C
B) sinh1(1x1)4+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 4 } + C
C) sinh1(1x1)2+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 2 } + C
D) sinh1(1x1)+C- \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) + C
E) sinh1(2x1)4+C- \frac { \sinh ^ { - 1 } \left( \frac { 2 } { | x - 1 | } \right) } { 4 } + C
Question
The integral x24xx2dx\int \frac { x - 2 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 4xx22+C\frac { - \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
B) 4xx22+C\frac { \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
C) 4xx2+C- \sqrt { 4 x - x ^ { 2 } } + C
D) 4xx2+C\sqrt { 4 x - x ^ { 2 } } + C
E) 4xx24+C\frac { - \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
Question
The integral 182xx2dx\int \frac { 1 } { \sqrt { 8 - 2 x - x ^ { 2 } } } d x is

A) sin1(x+13)+C\sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) + C
B) sin1(x+13)+C- \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) + C
C) sin1(x+13)3+C\frac { \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) sin1(x+13)3+C- \frac { \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
E) sin1(x13)9+C\frac { \sin ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 9 } + C
Question
The integral 1(x2)x24x+5dx\int \frac { 1 } { ( x - 2 ) \sqrt { x ^ { 2 } - 4 x + 5 } } d x is

A) sinh1(1x2)+C- \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) + C
B) sinh1(1x2)+C\sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) + C
C) sinh1(1x2)2+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 2 } + C
D) sinh1(1x2)2+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 2 } + C
E) sinh1(1x2)4+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 4 } + C
Question
The integral xx2+2x+10dx\int \frac { x } { x ^ { 2 } + 2 x + 10 } d x is

A) 3lnx2+2x+10+2tan1(x+13)6+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
B) 3lnx2+2x+102tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
C) 3lnx2+2x+102tan1(x+13)3+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) 3lnx2+2x+102tan1(x+13)3+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
E) 3lnx2+2x+102tan1(x+13)12+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 12 } + C
Question
The integral x1x2+2x+10dx\int \frac { x - 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) 3lnx2+2x+104tan1(x+13)3+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
B) 3lnx2+2x+10+4tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
C) 3lnx2+2x+104tan1(x+13)3+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) 3lnx2+2x+104tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
E) 3lnx2+2x+10+4tan1(x+13)12+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 12 } + C
Question
The integral 152xx2dx\int \frac { 1 } { \sqrt { 5 - 2 x - x ^ { 2 } } } d x is

A) sin1(x+16)+C- \sin ^ { - 1 } \left( \frac { x + 1 } { \sqrt { 6 } } \right) + C
B) sin1(x16)+C\sin ^ { - 1 } \left( \frac { x - 1 } { \sqrt { 6 } } \right) + C
C) sin1(x16)+C- \sin ^ { - 1 } \left( \frac { x - 1 } { \sqrt { 6 } } \right) + C
D) sin1(x16)+C\sin ^ { - 1 } \left( \frac { - x - 1 } { \sqrt { 6 } } \right) + C
E) sin1(x16)+C- \sin ^ { - 1 } \left( \frac { - x - 1 } { \sqrt { 6 } } \right) + C
Question
The integral 3xx26x+10dx\int \frac { 3 - x } { x ^ { 2 } - 6 x + 10 } d x is

A) lnx26x+103+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
B) lnx26x+102+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
C) lnx26x+105+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 5 } + C
D) lnx26x+102+C- \frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
E) lnx26x+103+C- \frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
Question
The integral 3x64xx2dx\int \frac { 3 x - 6 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 34xx24+C\frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
B) 34xx24+C- \frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
C) 34xx2+C- 3 \sqrt { 4 x - x ^ { 2 } } + C
D) 34xx2+C3 \sqrt { 4 x - x ^ { 2 } } + C
E) 34xx22+C- \frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
Question
The integral x+1x22x3dx\int \frac { x + 1 } { \sqrt { x ^ { 2 } - 2 x - 3 } } d x is

A) 2ln2x22x3+2x+2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x + 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
B) 2ln2x22x3+2x2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
C) 2ln2x22x32x2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
D) 2ln2x22x32x+2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x + 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
E) 2ln2x22x3+2x2+x22x3+C- 2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
Question
The integral 1(x+1)(x2+2x+10)dx\int \frac { 1 } { ( x + 1 ) \left( x ^ { 2 } + 2 x + 10 \right) } d x is

A) ln((x+1)2x2+2x+10)+C\ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) + C
B) ln((x+1)2x2+2x+10)18+C- \frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 18 } + C
C) ln((x+1)2x2+2x+10)3+C- \frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 3 } + C
D) ln((x+1)2x2+2x+10)18+C\frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 18 } + C
E) ln((x+1)2x2+2x+10)9+C\frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 9 } + C
Question
The integral x4xx2dx\int \frac { x } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 4xx2+sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } + \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
B) 4xx22sin1(x22)+C\sqrt { 4 x - x ^ { 2 } } - 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
C) 4xx2+2sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } + 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
D) 4xx2+2sin1(x22)+C\sqrt { 4 x - x ^ { 2 } } + 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
E) 4xx22sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } - 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
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Deck 8: Techniques of Integration
1
The integral log2xdx\int \log _ { 2 } x d x is

A) x(lnx+1)ln2+C\frac { x ( \ln x + 1 ) } { \ln 2 } + C
B) x(lnx1)ln2+C\frac { x ( \ln x - 1 ) } { \ln 2 } + C
C) x(lnx+2)ln2+C\frac { x ( \ln x + 2 ) } { \ln 2 } + C
D) x(1lnx)ln2+C\frac { x ( 1 - \ln x ) } { \ln 2 } + C
E) x(lnx2)ln2+C\frac { x ( \ln x - 2 ) } { \ln 2 } + C
x(lnx1)ln2+C\frac { x ( \ln x - 1 ) } { \ln 2 } + C
2
The integral sin1xdx\int \sin ^ { - 1 } x d x is

A) x2sin1xx1x2+Cx ^ { 2 } \sin ^ { - 1 } x x \sqrt { 1 - x ^ { 2 } } + C
B) xsin1x1x2+Cx \sin ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
C) x2sin1x+1x2+Cx ^ { 2 } \sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xsin1x+1x2+Cx\sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) 2xsin1x+1x2+C2 x \sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
xsin1x+1x2+Cx\sin ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
3
The integral x2lnxdx\int x ^ { 2 } \ln x d x is

A) x3(3lnx+1)9+C\frac { x ^ { 3 } ( 3 \ln x + 1 ) } { 9 } + C
B) x3(3lnx+2)9+C\frac { x ^ { 3 } ( 3 \ln x + 2 ) } { 9 } + C
C) 2x3(3lnx1)9+C\frac { 2 x ^ { 3 } ( 3 \ln x - 1 ) } { 9 } + C
D) x3(3lnx2)9+C\frac { x ^ { 3 } ( 3 \ln x - 2 ) } { 9 } + C
E) x3(3lnx1)9+C\frac { x ^ { 3 } ( 3 \ln x - 1 ) } { 9 } + C
x3(3lnx1)9+C\frac { x ^ { 3 } ( 3 \ln x - 1 ) } { 9 } + C
4
The integral xe2xdx\int x e ^ { - 2 x } d x is

A) (2x+3)e2x4+C- \frac { ( 2 x + 3 ) e ^ { - 2 x } } { 4 } + C
B) (2x21)e2x4+C- \frac { ( 2 x - 21 ) e ^ { - 2 x } } { 4 } + C
C) (2x+1)e2x4+C- \frac { ( 2 x + 1 ) e ^ { - 2 x } } { 4 } + C
D) (2x1)e2x4+C- \frac { ( 2 x - 1 ) e ^ { - 2 x } } { 4 } + C
E) (2x+2)e2x4+C- \frac { ( 2 x + 2 ) e ^ { - 2 x } } { 4 } + C
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5
The integral (lnx)3dx\int ( \ln x ) ^ { 3 } d x is

A) x[(lnx)3+3(lnx)2+6lnx6]+Cx \left[ ( \ln x ) ^ { 3 } + 3 ( \ln x ) ^ { 2 } + 6 \ln x - 6 \right] + C
B) x[(lnx)33(lnx)2+6lnx6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } + 6 \ln x - 6 \right] + C
C) x[(lnx)33(lnx)26lnx6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } - 6 \ln x - 6 \right] + C
D) x[(lnx)3+3(lnx)26lnx6]+Cx \left[ ( \ln x ) ^ { 3 } + 3 ( \ln x ) ^ { 2 } - 6 \ln x - 6 \right] + C
E) x[(lnx)33(lnx)2+6lnx+6]+Cx \left[ ( \ln x ) ^ { 3 } - 3 ( \ln x ) ^ { 2 } + 6 \ln x + 6 \right] + C
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6
The integral cos(lnx)dx\int \cos ( \ln x ) d x is

A) x[sin(lnx)+cos(lnx)]2+C\frac { x [ \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
B) x[sin(lnx)cos(lnx)]2+C\frac { x [ \sin ( \ln x ) - \cos ( \ln x ) ] } { 2 } + C
C) x[sin(lnx)+cos(lnx)]2+C\frac { x [ - \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
D) x[sin(lnx)cos(lnx)]2+C\frac { x [ - \sin ( \ln x ) - \cos ( \ln x ) ] } { 2 } + C
E) x2[sin(lnx)+cos(lnx)]2+C\frac { x ^ { 2 } [ \sin ( \ln x ) + \cos ( \ln x ) ] } { 2 } + C
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7
The integral xtan1xdx\int x \tan ^ { - 1 } x d x is

A) x2tan1xxtan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x - x - \tan ^ { - 1 } x } { 2 } + C
B) x2tan1x+x+tan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x + x + \tan ^ { - 1 } x } { 2 } + C
C) x2tan1xx+tan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x - x + \tan ^ { - 1 } x } { 2 } + C
D) x2tan1x+xtan1x2+C\frac { x ^ { 2 } \tan ^ { - 1 } x + x - \tan ^ { - 1 } x } { 2 } + C
E) x2tan1xx+tan1x2+C\frac { - x ^ { 2 } \tan ^ { - 1 } x - x + \tan ^ { - 1 } x } { 2 } + C
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8
The integral x2xdx\int x 2 ^ { x } d x is

A) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
B) 2x(xln2+1)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
C) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( - x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
D) 2x(xln2+1)(ln2)2+C\frac { 2 ^ { x } ( - x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
E) 2x(xln21)(ln2)2+C- \frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
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9
The integral xsinxdx\int x \sin x d x is

A) sinx+xcosx+C- \sin x + x \cos x + C
B) sinx+xcosx+C\sin x + x \cos x + C
C) sinxxcosx+C\sin x - x \cos x + C
D) sinxxcosx+C- \sin x - x \cos x + C
E) 2sinxxcosx+C2 \sin x - x \cos x + C
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10
The integral exsinxdx\int e ^ { x } \sin x d x is

A) ex(sinx+cosx)2+C\frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
B) ex(sinxcosx)2+C\frac { e ^ { x } ( \sin x - \cos x ) } { 2 } + C
C) ex(sinxcosx)2+C\frac { e ^ { x } ( - \sin x - \cos x ) } { 2 } + C
D) ex(sinx+cosx)2+C\frac { e ^ { x } ( - \sin x + \cos x ) } { 2 } + C
E) 3ex(sinxcosx)2+C\frac { 3 e ^ { x } ( \sin x - \cos x ) } { 2 } + C
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11
The integral log12xdx\int \log _ { \frac { 1 } { 2 } } x d x is

A) x(2lnx1)ln2+C- \frac { x ( 2 \ln x - 1 ) } { \ln 2 } + C
B) x(2lnx+1)ln2+C- \frac { x ( 2 \ln x + 1 ) } { \ln 2 } + C
C) x(lnx1)ln2+C\frac { x ( \ln x - 1 ) } { \ln 2 } + C
D) x(lnx1)ln2+C- \frac { x ( \ln x - 1 ) } { \ln 2 } + \mathrm { C }
E) x(lnx+1)ln2+C- \frac { x ( \ln x + 1 ) } { \ln 2 } + C
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12
The integral tan1xdx\int \tan ^ { - 1 } x d x is

A) 2xtan1xlnx2+12+C\frac { 2 x \tan ^ { - 1 } x - \ln \left| x ^ { 2 } + 1 \right| } { 2 } + C
B) 2xtan1xlnx2+12 x \tan ^ { - 1 } x - \ln \left| x ^ { 2 } + 1 \right|
C) 2xtan1x+lnx2+12+C\frac { 2 x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right| } { 2 } + C
D) 2xtan1x+lnx2+12 x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right|
E) xtan1x+lnx2+1x \tan ^ { - 1 } x + \ln \left| x ^ { 2 } + 1 \right|
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13
The integral x3lnxdx\int x ^ { 3 } \ln x d x is

A) x4(4lnx+1)16+C\frac { x ^ { 4 } ( 4 \ln x + 1 ) } { 16 } + C
B) x4(4lnx1)16+C- \frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 16 } + C
C) x4(4lnx+1)16+C- \frac { x ^ { 4 } ( 4 \ln x + 1 ) } { 16 } + C
D) x4(4lnx1)8+C\frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 8 } + C
E) x4(4lnx1)16+C\frac { x ^ { 4 } ( 4 \ln x - 1 ) } { 16 } + C
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14
The integral xe3xdx\int x e ^ { 3 x } d x is

A) (3x1)e3x9+C\frac { ( 3 x - 1 ) e ^ { 3 x } } { 9 } + C
B) (3x+1)e3x9+C\frac { ( 3 x + 1 ) e ^ { 3 x } } { 9 } + C
C) (3x1)e3x9+C\frac { ( - 3 x - 1 ) e ^ { 3 x } } { 9 } + C
D) (13x)e3x9+C\frac { ( 1 - 3 x ) e ^ { 3 x } } { 9 } + C
E) (3x1)e3x3+C\frac { ( 3 x - 1 ) e ^ { 3 x } } { 3 } + C
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15
The integral (lnx)2dx\int ( \ln x ) ^ { 2 } d x is

A) x[(lnx)22lnx+2]+C- x \left[ ( \ln x ) ^ { 2 } - 2 \ln x + 2 \right] + C
B) x[(lnx)2+2lnx2]+Cx \left[ ( \ln x ) ^ { 2 } + 2 \ln x - 2 \right] + C
C) x[(lnx)2+2lnx+2]+Cx \left[ ( \ln x ) ^ { 2 } + 2 \ln x + 2 \right] + C
D) x[(lnx)22lnx2]+Cx \left[ ( \ln x ) ^ { 2 } - 2 \ln x - 2 \right] + C
E) x[(lnx)22lnx+2]+Cx \left[ ( \ln x ) ^ { 2 } - 2 \ln x + 2 \right] + C
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16
The integral cos1xdx\int \cos ^ { - 1 } x d x is

A) xcos1xx21+Cx \cos ^ { - 1 } x - \sqrt { x ^ { 2 } - 1 } + C
B) xcos1x+x21+Cx \cos ^ { - 1 } x + \sqrt { x ^ { 2 } - 1 } + C
C) xcos1x+1x2+C- x \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xcos1x+1x2+Cx \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) xcos1x1x2+Cx \cos ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
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17
The integral cos1xdx\int \cos ^ { - 1 } x d x is

A) xcos1xx21+Cx \cos ^ { - 1 } x - \sqrt { x ^ { 2 } - 1 } + C
B) xcos1x+x21+Cx \cos ^ { - 1 } x + \sqrt { x ^ { 2 } - 1 } + C
C) xcos1x+1x2+C- x \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
D) xcos1x+1x2+Cx \cos ^ { - 1 } x + \sqrt { 1 - x ^ { 2 } } + C
E) xcos1x1x2+Cx \cos ^ { - 1 } x - \sqrt { 1 - x ^ { 2 } } + C
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18
The integral x(12)xdx\int x \left( \frac { 1 } { 2 } \right) ^ { x } d x is

A) 2x(xln21)(ln2)2+C\frac { 2 ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
B) 2x(xln2+1)(ln2)2+C- \frac { 2 ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
C) (12)x(xln21)(ln2)2+C- \frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 - 1 ) } { ( \ln 2 ) ^ { 2 } } + C
D) (12)x(xln2+1)(ln2)2+C- \frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
E) (12)x(xln2+1)(ln2)2+C\frac { \left( \frac { 1 } { 2 } \right) ^ { x } ( x \ln 2 + 1 ) } { ( \ln 2 ) ^ { 2 } } + C
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19
The integral xcosxdx\int x \cos x d x is

A) xsinxcosx+Cx \sin x - \cos x + C
B) xcosxsinx+Cx \cos x - \sin x + C
C) xsinx+cosx+C- x \sin x + \cos x + C
D) xsinx+cosx+Cx \sin x + \cos x + C
E) xcosx+sinx+Cx \cos x + \sin x + C
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20
The integral excosxdx\int e ^ { x } \cos x d x is

A) ex(sinxcosx)2+C\frac { e ^ { x } ( \sin x - \cos x ) } { 2 } + C
B) ex(sinx+cosx)2+C- \frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
C) ex(sinx+cosx)2+C\frac { e ^ { x } ( - \sin x + \cos x ) } { 2 } + C
D) ex(sinx+cosx)2+C\frac { e ^ { x } ( \sin x + \cos x ) } { 2 } + C
E) ex(sinx+cosx)2+C\frac { e ^ { - x } ( \sin x + \cos x ) } { 2 } + C
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21
The integral cos3xdx\int \cos ^ { 3 } x d x is

A) 3sinxsin3x3+C\frac { 3 \sin x - \sin ^ { 3 } x } { 3 } + C
B) 3sinx+sin3x3+C\frac { 3 \sin x + \sin ^ { 3 } x } { 3 } + C
C) 3sinxsin3x3+C- \frac { 3 \sin x - \sin ^ { 3 } x } { 3 } + C
D) sinx3sin3x3+C\frac { \sin x - 3 \sin ^ { 3 } x } { 3 } + C
E) sinx+3sin3x3+C\frac { \sin x + 3 \sin ^ { 3 } x } { 3 } + C
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22
The integral sin2xdx\int \sin ^ { 2 } x d x is

A) x+2sin(2x)4+C\frac { x + 2 \sin ( 2 x ) } { 4 } + C
B) x2sin(2x)4+C\frac { x - 2 \sin ( 2 x ) } { 4 } + C
C) 2xsin(2x)4+C- \frac { 2 x - \sin ( 2 x ) } { 4 } + C
D) 2x+sin(2x)4+C\frac { 2 x + \sin ( 2 x ) } { 4 } + C
E) 2xsin(2x)4+C\frac { 2 x - \sin ( 2 x ) } { 4 } + C
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23
The integral sin3xcos2xdx\int \sin ^ { 3 } x \cos ^ { 2 } x d x is

A) 3cos5x+5cos3x15+C\frac { 3 \cos ^ { 5 } x + 5 \cos ^ { 3 } x } { 15 } + C
B) 3cos5x5cos3x15+C\frac { 3 \cos ^ { 5 } x - 5 \cos ^ { 3 } x } { 15 } + C
C) 3cos5x5cos3x15+C- \frac { 3 \cos ^ { 5 } x - 5 \cos ^ { 3 } x } { 15 } + C
D) 5cos5x3cos3x15+C\frac { 5 \cos ^ { 5 } x - 3 \cos ^ { 3 } x } { 15 } + C
E) 5cos5x+3cos3x15+C\frac { 5 \cos ^ { 5 } x + 3 \cos ^ { 3 } x } { 15 } + C
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24
The integral sin4xcos3xdx\int \sin ^ { 4 } x \cos ^ { 3 } x d x is

A) 5sin5x+7sin7x35+C\frac { 5 \sin ^ { 5 } x + 7 \sin ^ { 7 } x } { 35 } + C
B) 5sin5x7sin7x35+C\frac { 5 \sin ^ { 5 } x - 7 \sin ^ { 7 } x } { 35 } + C
C) 7sin5x5sin7x35+C- \frac { 7 \sin ^ { 5 } x - 5 \sin ^ { 7 } x } { 35 } + C
D) 7sin5x+5sin7x35+C\frac { 7 \sin ^ { 5 } x + 5 \sin ^ { 7 } x } { 35 } + C
E) 7sin5x5sin7x35+C\frac { 7 \sin ^ { 5 } x - 5 \sin ^ { 7 } x } { 35 } + C
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25
The integral sin2xcos2xdx\int \sin ^ { 2 } x \cos ^ { 2 } x d x is

A) 4xsin(4x)32+C- \frac { 4 x - \sin ( 4 x ) } { 32 } + C
B) 4x+sin(4x)32+C\frac { 4 x + \sin ( 4 x ) } { 32 } + C
C) 4xsin(4x)32+C\frac { 4 x - \sin ( 4 x ) } { 32 } + C
D) x4sin(4x)32+C\frac { x - 4 \sin ( 4 x ) } { 32 } + C
E) x+4sin(4x)32+C\frac { x + 4 \sin ( 4 x ) } { 32 } + C
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26
The integral sin3xcos3xdx\int \sin ^ { 3 } x \cos ^ { 3 } x d x is

A) 2sin4x3cos6x12+C\frac { 2 \sin ^ { 4 } x - 3 \cos ^ { 6 } x } { 12 } + C
B) 2sin4x+cos6x12+C\frac { 2 \sin ^ { 4 } x + \cos ^ { 6 } x } { 12 } + C
C) 3sin4x2cos6x12+C- \frac { 3 \sin ^ { 4 } x - 2 \cos ^ { 6 } x } { 12 } + C
D) 3sin4x2sin6x12+C\frac { 3 \sin ^ { 4 } x - 2 \sin ^ { 6 } x } { 12 } + C
E) 3sin4x+2sin6x12+C\frac { 3 \sin ^ { 4 } x + 2 \sin ^ { 6 } x } { 12 } + C
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27
The integral tan2xdx\int \tan ^ { 2 } x d x is

A) tanx2x+C\tan x - 2 x + C
B) tanxx+C\tan x - x + C
C) tanx+x+C- \tan x + x + C
D) tanx+x+C\tan x + x + C
E) tanxx+C- \tan x - x + C
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28
The integral sec4xdx\int \sec ^ { 4 } x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
C) 3tanx+tan3x3+C- \frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
D) tanx+3tan3x3+C\frac { \tan x + 3 \tan ^ { 3 } x } { 3 } + C
E) tanx3tan3x3+C\frac { \tan x - 3 \tan ^ { 3 } x } { 3 } + C
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29
The integral tan4xdx\int \tan ^ { 4 } x d x is

A) 3xtan3x+3tanx3+C\frac { 3 x - \tan ^ { 3 } x + 3 \tan x } { 3 } + C
B) 3x+tan3x3tanx3+C- \frac { 3 x + \tan ^ { 3 } x - 3 \tan x } { 3 } + C
C) 3xtan3x3tanx3+C\frac { 3 x - \tan ^ { 3 } x - 3 \tan x } { 3 } + C
D) 3x+tan3x3tanx3+C\frac { 3 x + \tan ^ { 3 } x - 3 \tan x } { 3 } + C
E) 3x3tan3xtanx3+C\frac { 3 x - 3 \tan ^ { 3 } x - \tan x } { 3 } + C
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30
The integral tanxsecxdx\int \tan x \sec x d x is

A) sec2x+C\sec ^ { 2 } x + C
B) secx+C\sec x + C
C) tan2x+C\tan ^ { 2 } x + C
D) sec2x+C- \sec ^ { 2 } x + C
E) tan2x+C- \tan ^ { 2 } x + C
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31
The integral sec2xdx\int \sec ^ { 2 } x d x is

A) tanx+x+C\tan x + x + C
B) tanxx+C\tan x - x + C
C) tanx+secx+C\tan x + \sec x + C
D) tanxsecx+C\tan x - \sec x + C
E) tanx+C\tan x + C
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32
The integral tan3xsecxdx\int \tan ^ { 3 } x \sec x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) sec3x+3secx3+C\frac { \sec ^ { 3 } x + 3 \sec x } { 3 } + C
C) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
D) sec3x3secx3+C\frac { \sec ^ { 3 } x - 3 \sec x } { 3 } + C
E) sec3x3tanx3+C\frac { \sec ^ { 3 } x - 3 \tan x } { 3 } + C
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33
The integral tan2xsec2xdx\int \tan ^ { 2 } x \sec ^ { 2 } x d x is

A) 3tanx+tan3x3+C\frac { 3 \tan x + \tan ^ { 3 } x } { 3 } + C
B) 3tanxtan3x3+C\frac { 3 \tan x - \tan ^ { 3 } x } { 3 } + C
C) tan3x3+C\frac { \tan ^ { 3 } x } { 3 } + C
D) sec3x3secx3+C\frac { \sec ^ { 3 } x - 3 \sec x } { 3 } + C
E) sec3x35+C\frac { \sec ^ { 3 } x } { 35 } + C
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34
The integral tan3xsec2xdx\int \tan ^ { 3 } x \sec ^ { 2 } x d x is

A) 4tanx+tan4x4+C\frac { 4 \tan x + \tan ^ { 4 } x } { 4 } + C
B) 4tanxtan4x4+C\frac { 4 \tan x - \tan ^ { 4 } x } { 4 } + C
C) sec4x4+C\frac { \sec ^ { 4 } x } { 4 } + C
D) sec4x4secx4+C\frac { \sec ^ { 4 } x - 4 \sec x } { 4 } + C
E) tan4x4+C\frac { \tan ^ { 4 } x } { 4 } + C
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35
The integral tan5xsec2xdx\int \tan ^ { 5 } x \sec ^ { 2 } x d x is

A) tan6x6+C\frac { \tan ^ { 6 } x } { 6 } + C
B) sec6x6+C\frac { \sec ^ { 6 } x } { 6 } + C
C) tan3xsec3x6+C\frac { \tan ^ { 3 } x \sec ^ { 3 } x } { 6 } + C
D) tan6x6+C- \frac { \tan ^ { 6 } x } { 6 } + C
E) sec6x6+C- \frac { \sec ^ { 6 } x } { 6 } + C
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36
The integral sinxcos3xdx\int \frac { \sin x } { \cos ^ { 3 } x } d x is

A) tanx2tan2x2+C\frac { \tan x - 2 \tan ^ { 2 } x } { 2 } + C
B) secx+C\sec x + C
C) sec2x2+C\frac { \sec ^ { 2 } x } { 2 } + C
D) sec2x2secx2+C\frac { \sec ^ { 2 } x - 2 \sec x } { 2 } + C
E) tanx+tan2x2+C\frac { \tan x + \tan ^ { 2 } x } { 2 } + C
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37
The integral sec2xtan3xdx\int \frac { \sec ^ { 2 } x } { \tan ^ { 3 } x } d x is

A) cot2x2+C- \frac { \cot ^ { 2 } x } { 2 } + C
B) cscx+C\csc x + C
C) csc2x2+C\frac { \csc ^ { 2 } x } { 2 } + C
D) sec2x2+C\frac { \sec ^ { 2 } x } { 2 } + C
E) tan2x2+C\frac { \tan ^ { 2 } x } { 2 } + C
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38
The integral sinxcos(2x)dx\int \sin x \cos ( 2 x ) d x is

A) 3cosx+cos(3x)6+C\frac { 3 \cos x + \cos ( 3 x ) } { 6 } + C
B) 3cosxcos(3x)6+C\frac { - 3 \cos x - \cos ( 3 x ) } { 6 } + C
C) 3cosxcos(3x)6+C\frac { 3 \cos x - \cos ( 3 x ) } { 6 } + C
D) 3sinxsin(3x)6+C\frac { 3 \sin x - \sin ( 3 x ) } { 6 } + C
E) 3sinx+sin(3x)6+C\frac { 3 \sin x + \sin ( 3 x ) } { 6 } + C
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39
The integral sin(2x)sin(3x)dx\int \sin ( 2 x ) \sin ( 3 x ) d x is

A) 5cosx+cos(5x)10+C\frac { 5 \cos x + \cos ( 5 x ) } { 10 } + C
B) 5sinxcos(5x)10+C\frac { 5 \sin x - \cos ( 5 x ) } { 10 } + C
C) 5sinx+sin(5x)10+C\frac { - 5 \sin x + \sin ( 5 x ) } { 10 } + C
D) 5sinx+sin(5x)10+C\frac { 5 \sin x + \sin ( 5 x ) } { 10 } + C
E) 5sinxsin(5x)10+C\frac { 5 \sin x - \sin ( 5 x ) } { 10 } + C
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40
The integral cos(2x)cos(3x)dx\int \cos ( 2 x ) \cos ( 3 x ) d x is

A) 5sinxsin(5x)10+C\frac { 5 \sin x - \sin ( 5 x ) } { 10 } + C
B) 5sinxsin(5x)10+C\frac { - 5 \sin x - \sin ( 5 x ) } { 10 } + C
C) 5sinx+sin(5x)10+C\frac { 5 \sin x + \sin ( 5 x ) } { 10 } + C
D) 5sinx+sin(5x)10+C\frac { - 5 \sin x + \sin ( 5 x ) } { 10 } + C
E) sinx5sin(5x)10+C\frac { \sin x - 5 \sin ( 5 x ) } { 10 } + C
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41
An object in rectilinear motion is moving along a horizontal line with velocity v(t)=sin(t)v ( t ) = \sin ( t ) m/s for the time interval 0t3π40 \leq t \leq \frac { 3 \pi } { 4 } seconds. What is the net displacement from t=0t = 0 to t=3π4t = \frac { 3 \pi } { 4 } ?

A) 72+1612\frac { 7 \sqrt { 2 } + 16 } { 12 }
B) 24\frac { \sqrt { 2 } } { 4 } m
C) 2812\frac { \sqrt { 2 } - 8 } { 12 } m
D) 2+22\frac { \sqrt { 2 } + 2 } { 2 } m
E) 2+812\frac { \sqrt { 2 } + 8 } { 12 } m
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42
An object in rectilinear motion is moving along a horizontal line with velocity v(t)=sin3(t)v ( t ) = \sin ^ { 3 } ( t ) m/s for the time interval 0t3π40 \leq t \leq \frac { 3 \pi } { 4 } seconds. What is the net displacement from t = 0 to t=3π4t = \frac { 3 \pi } { 4 } ?

A) π/4π5cos4(t)sin(t)dt\int _ { \pi / 4 } ^ { \pi } - 5 \cos ^ { 4 } ( t ) \sin ( t ) d t
B) π/4π5cos4(t)sin(t)dt\int _ { \pi / 4 } ^ { \pi } \left| 5 \cos ^ { 4 } ( t ) \sin ( t ) \right| d t
C) π/4πcos5(t)dt\int _ { \pi / 4 } ^ { \pi } \left| \cos ^ { 5 } ( t ) \right| d t
D) π/4π1+(cos5(t))2dt\int _ { \pi / 4 } ^ { \pi } \sqrt { 1 + \left( \cos ^ { 5 } ( t ) \right) ^ { 2 } } d t
E) π/4πcos5(t)dt\int _ { \pi / 4 } ^ { \pi } \cos ^ { 5 } ( t ) d t
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43
The integral x29x2dx\int \frac { x ^ { 2 } } { \sqrt { 9 - x ^ { 2 } } } d x is

A) 9sin1(x3)+x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
B) 9sin1(x3)x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
C) 9sin1(x3)9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - \sqrt { 9 - x ^ { 2 } } } { 2 } + C
D) 9sin1(x3)+9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) + \sqrt { 9 - x ^ { 2 } } } { 2 } + C
E) 9sin1(x3)x9x22+C- \frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
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44
The integral 4x2+9dx\int \sqrt { 4 x ^ { 2 } + 9 } d x is

A) 9sinh1(2x3)+x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
B) 9sinh1(2x3)2x4x2+94+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
C) 9sinh1(2x3)+2x4x2+94+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
D) 9sinh1(2x3)2x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
E) 9sinh1(2x3)+2x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
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45
The integral 1(4x2+9)32dx\int \frac { 1 } { \left( 4 x ^ { 2 } + 9 \right) ^ { \frac { 3 } { 2 } } } d x is

A) x94x29+C\frac { x } { 9 \sqrt { 4 x ^ { 2 } - 9 } } + C
B) x94x2+9+C- \frac { x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
C) x94x2+9+C\frac { x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
D) x94x29+C- \frac { x } { 9 \sqrt { 4 x ^ { 2 } - 9 } } + C
E) 2x94x2+9+C\frac { 2 x } { 9 \sqrt { 4 x ^ { 2 } + 9 } } + C
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46
The integral x2x29dx\int \frac { x ^ { 2 } } { \sqrt { x ^ { 2 } - 9 } } d x is

A) 9ln(2x29+x)+xx292+C\frac { 9 \ln \left( 2 \sqrt { x ^ { 2 } - 9 } + x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
B) 9ln(x29x)xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } - x \right) - x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
C) 9ln(x29+x)xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } + x \right) - x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
D) 9ln(x29+x)+xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } + x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
E) 9ln(x29x)+xx292+C\frac { 9 \ln \left( \sqrt { x ^ { 2 } - 9 } - x \right) + x \sqrt { x ^ { 2 } - 9 } } { 2 } + C
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47
The integral 916x2dx\int \sqrt { 9 - 16 x ^ { 2 } } d x is

A) 9sin1(4x3)+4x916x28+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
B) 9sin1(4x3)+4x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C .
C) 9sin1(4x3)+x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
D) 9sin1(4x3)4x916x28+C\frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C
E) 9sin1(4x3)+4x916x28+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 9 - 16 x ^ { 2 } } } { 8 } + C .
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48
The integral 1x2x24dx\int \frac { 1 } { x ^ { 2 } \sqrt { x ^ { 2 } - 4 } } d x is

A) x244x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 4 x } + C
B) x244x+C- \frac { \sqrt { x ^ { 2 } - 4 } } { 4 x } + C
C) x242x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 2 x } + C
D) x242x+C- \frac { \sqrt { x ^ { 2 } - 4 } } { 2 x } + C
E) x2416x+C\frac { \sqrt { x ^ { 2 } - 4 } } { 16 x } + C
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49
The integral 116x21dx\int \frac { 1 } { \sqrt { 16 x ^ { 2 } - 1 } } d x is

A) ln(816x21+16x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 16 x \right) } { 4 } + C
B) ln(816x2132x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } - 32 x \right) } { 4 } + C
C) ln(816x2132x)4+C- \frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } - 32 x \right) } { 4 } + C
D) ln(816x21+32x)4+C\frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 32 x \right) } { 4 } + C
E) ln(816x21+32x)4+C- \frac { \ln \left( 8 \sqrt { 16 x ^ { 2 } - 1 } + 32 x \right) } { 4 } + C
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50
The integral x24x2dx\int \frac { \sqrt { x ^ { 2 } - 4 } } { x ^ { 2 } } d x is

A) xln(x24+2x)x24x+C\frac { x \ln \left( \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
B) xln(2x24+2x)+x24x+C- \frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) + \sqrt { x ^ { 2 } - 4 } } { x } + C
C) xln(2x24+2x)x24x+C- \frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
D) xln(2x24+2x)+x24x+C\frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) + \sqrt { x ^ { 2 } - 4 } } { x } + C
E) xln(2x24+2x)x24x+C\frac { x \ln \left( 2 \sqrt { x ^ { 2 } - 4 } + 2 x \right) - \sqrt { x ^ { 2 } - 4 } } { x } + C
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51
The integral x29x2+4dx\int \frac { x ^ { 2 } } { \sqrt { 9 x ^ { 2 } + 4 } } d x is

A) 3x9x2+4+4sinh1(3x2)54+C- \frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
B) 3x9x2+4sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
C) 3x9x2+44sinh1(3x2)54+C- \frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
D) 3x9x2+4+4sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
E) 3x9x2+44sinh1(3x2)54+C\frac { 3 x \sqrt { 9 x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { 3 x } { 2 } \right) } { 54 } + C
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52
The integral x219x2dx\int x ^ { 2 } \sqrt { 1 - 9 x ^ { 2 } } d x is

A) sin1(3x)6x(19x2)323x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
B) sin1(3x)6x(19x2)32+3x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } + 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
C) sin1(3x)6x(19x2)323x19x2216+C- \frac { \sin ^ { - 1 } ( 3 x ) - 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
D) sin1(3x)+6x(19x2)32+3x19x2216+C\frac { \sin ^ { - 1 } ( 3 x ) + 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } + 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
E) sin1(3x)+6x(19x2)323x19x2216+C- \frac { \sin ^ { - 1 } ( 3 x ) + 6 x \left( 1 - 9 x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } - 3 x \sqrt { 1 - 9 x ^ { 2 } } } { 216 } + C
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53
The integral x29+x2dx\int \frac { x ^ { 2 } } { \sqrt { 9 + x ^ { 2 } } } d x is

A) 9sinh1(x3)x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
B) 9sin1(x3)x9x22+C\frac { 9 \sin ^ { - 1 } \left( \frac { x } { 3 } \right) - x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
C) 9sinh1(x3)+x9x22+C\frac { 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
D) 9sinh1(x3)+x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
E) 9sinh1(x3)+2x9x22+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { x } { 3 } \right) + 2 x \sqrt { 9 - x ^ { 2 } } } { 2 } + C
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54
The integral 4x2+9dx\int \sqrt { 4 x ^ { 2 } + 9 } d x is

A) 9sin1(2x3)+2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
B) 9sin1(2x3)2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C .
C) 9sin1(2x3)2x4x2+94+C\frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
D) 9sin1(2x3)2x4x2+94+C- \frac { 9 \sin ^ { - 1 } \left( \frac { 2 x } { 3 } \right) - 2 x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C .
E) 9sinh1(2x3)+x4x2+94+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 2 x } { 3 } \right) + x \sqrt { 4 x ^ { 2 } + 9 } } { 4 } + C
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55
The integral 1(4x2)32dx\int \frac { 1 } { \left( 4 - x ^ { 2 } \right) ^ { \frac { 3 } { 2 } } } d x is

A) x4x2+C\frac { x } { \sqrt { 4 - x ^ { 2 } } } + C
B) x44x2+C\frac { x } { 4 \sqrt { 4 - x ^ { 2 } } } + C
C) 4x4x2+C\frac { 4 x } { \sqrt { 4 - x ^ { 2 } } } + C
D) x44x2+C- \frac { x } { 4 \sqrt { 4 - x ^ { 2 } } } + C
E) x4x2+C- \frac { x } { \sqrt { 4 - x ^ { 2 } } } + C
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56
The integral x2x2+4dx\int \frac { x ^ { 2 } } { \sqrt { x ^ { 2 } + 4 } } d x is

A) xx2+42sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } - 2 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
B) xx2+4+4sinh1(x2)2+C- \frac { x \sqrt { x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
C) xx2+44sinh1(x2)2+C- \frac { x \sqrt { x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
D) xx2+44sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } - 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
E) xx2+4+4sinh1(x2)2+C\frac { x \sqrt { x ^ { 2 } + 4 } + 4 \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) } { 2 } + C
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57
The integral 16x2+9dx\int \sqrt { 16 x ^ { 2 } + 9 } d x is

A) 9sinh1(4x3)+2x16x2+94+C\frac { - 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 2 x \sqrt { 16 x ^ { 2 } + 9 } } { 4 } + C
B) 9sinh1(4x3)4x16x2+98+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
C) 9sinh1(4x3)+4x16x2+98+C- \frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
D) 9sinh1(4x3)4x16x2+98+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) - 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
E) 9sinh1(4x3)+4x16x2+98+C\frac { 9 \sinh ^ { - 1 } \left( \frac { 4 x } { 3 } \right) + 4 x \sqrt { 16 x ^ { 2 } + 9 } } { 8 } + C
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58
The integral 1x2x29dx\int \frac { 1 } { x ^ { 2 } \sqrt { x ^ { 2 } - 9 } } d x is

A) x299x+C\frac { \sqrt { x ^ { 2 } - 9 } } { 9 x } + C
B) x299x+C- \frac { \sqrt { x ^ { 2 } - 9 } } { 9 x } + C
C) x293x+C\frac { \sqrt { x ^ { 2 } - 9 } } { 3 x } + C
D) x293x+C- \frac { \sqrt { x ^ { 2 } - 9 } } { 3 x } + C
E) x29x+C\frac { \sqrt { x ^ { 2 } - 9 } } { x } + C
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59
The integral 116x2+1dx\int \frac { 1 } { \sqrt { 16 x ^ { 2 } + 1 } } d x is

A) sinh1(4x)4+C\frac { \sinh ^ { - 1 } ( 4 x ) } { - 4 } + C
B) sinh1(4x)2+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 2 } + C
C) sinh1(4x)4+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 4 } + C
D) sinh1(4x)2+C\frac { \sinh ^ { - 1 } ( 4 x ) } { - 2 } + C
E) sinh1(4x)8+C\frac { \sinh ^ { - 1 } ( 4 x ) } { 8 } + C
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60
The integral x2+4x2dx\int \frac { \sqrt { x ^ { 2 } + 4 } } { x ^ { 2 } } d x is

A) xsinh1(x2)+x2+4x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) + \sqrt { x ^ { 2 } + 4 } } { x } + C
B) xsinh1(x2)x2+4x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { x } + C
C) xsinh1(x2)x2+4x+C- \frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { x } + C
D) xsinh1(x2)+x2+4x+C- \frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) + \sqrt { x ^ { 2 } + 4 } } { x } + C
E) xsinh1(x2)x2+42x+C\frac { x \sinh ^ { - 1 } \left( \frac { x } { 2 } \right) - \sqrt { x ^ { 2 } + 4 } } { 2 x } + C
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61
The integral x29x24dx\int \frac { x ^ { 2 } } { \sqrt { 9 x ^ { 2 } - 4 } } d x is

A) 4ln(69x24+18x)+3x9x2454+C- \frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
B) 4ln(69x2418x)+3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } - 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
C) 4ln(69x2418x)3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } - 18 x \right) - 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
D) 4ln(69x24+18x)+3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) + 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
E) 4ln(69x24+18x)3x9x2454+C\frac { 4 \ln \left( 6 \sqrt { 9 x ^ { 2 } - 4 } + 18 x \right) - 3 x \sqrt { 9 x ^ { 2 } - 4 } } { 54 } + C
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62
The integral x29x2+1dx\int x ^ { 2 } \sqrt { 9 x ^ { 2 } + 1 } d x is

A) 2sinh1(3x)+12x(9x2+1)32+6x9x2+1432+C\frac { 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } + 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
B) 2sinh1(3x)+12x(9x2+1)32+6x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } + 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
C) 2sinh1(3x)12x(9x2+1)326x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) - 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
D) 2sinh1(3x)+12x(9x2+1)326x9x2+1432+C\frac { 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
E) 2sinh1(3x)+12x(9x2+1)326x9x2+1432+C\frac { - 2 \sinh ^ { - 1 } ( 3 x ) + 12 x \left( 9 x ^ { 2 } + 1 \right) ^ { \frac { 3 } { 2 } } - 6 x \sqrt { 9 x ^ { 2 } + 1 } } { 432 } + C
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63
The integral x+1x2+2x+10dx\int \frac { x + 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) lnx22x+102+C\frac { \ln \left| x ^ { 2 } - 2 x + 10 \right| } { 2 } + C
B) lnx2+2x+102+C\frac { \ln \left| x ^ { 2 } + 2 x + 10 \right| } { 2 } + C
C) lnx22x102+C\frac { \ln \left| x ^ { 2 } - 2 x - 10 \right| } { 2 } + C
D) lnx2+2x102+C\frac { \ln \left| x ^ { 2 } + 2 x - 10 \right| } { 2 } + C
E) lnx2+2x+104+C\frac { \ln \left| x ^ { 2 } + 2 x + 10 \right| } { 4 } + C
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64
The integral 1x2+2x+10dx\int \frac { 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) tan1(x+13)9+C\frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 9 } + C
B) tan1(x13)9+C\frac { \tan ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 9 } + C
C) tan1(x+13)3+C- \frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) tan1(x13)3+C\frac { \tan ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 3 } + C
E) tan1(x+13)3+C\frac { \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
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65
The integral x3x26x+10dx\int \frac { x - 3 } { x ^ { 2 } - 6 x + 10 } d x is

A) lnx26x+104+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 4 } + C
B) lnx26x+102+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
C) lnx26x+103+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
D) lnx26x+105+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 5 } + C
E) lnx26x+106+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 6 } + C
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66
The integral 1x26x+10dx\int \frac { 1 } { x ^ { 2 } - 6 x + 10 } d x is

A) tan1(x3)+C\tan ^ { - 1 } ( x - 3 ) + C
B) tan1(x3)+C3\frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 }
C) tan1(x3)+C9\frac { \tan ^ { - 1 } ( x - 3 ) + C } { 9 }
D) tan1(x3)+C3- \frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 }
E) tan1(x3)+C3- \frac { \tan ^ { - 1 } ( x - 3 ) + C } { 3 } .
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67
The integral 14xx2dx\int \frac { 1 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) sin1(x22)4+C\frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 4 } + C
B) sin1(x22)+C- \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
C) sin1(x22)2+C\frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 2 } + C
D) sin1(x22)+C\sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
E) sin1(x22)2+C- \frac { \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) } { 2 } + C
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68
The integral 1x22x3dx\int \frac { 1 } { \sqrt { x ^ { 2 } - 2 x - 3 } } d x is

A) ln2x22x3+2x+2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x + 2 \right| + C
B) ln2x22x3+2x2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + C
C) ln2x22x32x2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x - 2 \right| + C
D) ln2x22x32x+2+C\ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x + 2 \right| + C
E) ln2x22x3+2x2+C- \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + C
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69
The integral 1(x1)x22x+2dx\int \frac { 1 } { ( x - 1 ) \sqrt { x ^ { 2 } - 2 x + 2 } } d x is

A) sinh1(1x1)2+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 2 } + C
B) sinh1(1x1)4+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 4 } + C
C) sinh1(1x1)2+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) } { 2 } + C
D) sinh1(1x1)+C- \sinh ^ { - 1 } \left( \frac { 1 } { | x - 1 | } \right) + C
E) sinh1(2x1)4+C- \frac { \sinh ^ { - 1 } \left( \frac { 2 } { | x - 1 | } \right) } { 4 } + C
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70
The integral x24xx2dx\int \frac { x - 2 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 4xx22+C\frac { - \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
B) 4xx22+C\frac { \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
C) 4xx2+C- \sqrt { 4 x - x ^ { 2 } } + C
D) 4xx2+C\sqrt { 4 x - x ^ { 2 } } + C
E) 4xx24+C\frac { - \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
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71
The integral 182xx2dx\int \frac { 1 } { \sqrt { 8 - 2 x - x ^ { 2 } } } d x is

A) sin1(x+13)+C\sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) + C
B) sin1(x+13)+C- \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) + C
C) sin1(x+13)3+C\frac { \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) sin1(x+13)3+C- \frac { \sin ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
E) sin1(x13)9+C\frac { \sin ^ { - 1 } \left( \frac { x - 1 } { 3 } \right) } { 9 } + C
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72
The integral 1(x2)x24x+5dx\int \frac { 1 } { ( x - 2 ) \sqrt { x ^ { 2 } - 4 x + 5 } } d x is

A) sinh1(1x2)+C- \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) + C
B) sinh1(1x2)+C\sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) + C
C) sinh1(1x2)2+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 2 } + C
D) sinh1(1x2)2+C\frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 2 } + C
E) sinh1(1x2)4+C- \frac { \sinh ^ { - 1 } \left( \frac { 1 } { | x - 2 | } \right) } { 4 } + C
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73
The integral xx2+2x+10dx\int \frac { x } { x ^ { 2 } + 2 x + 10 } d x is

A) 3lnx2+2x+10+2tan1(x+13)6+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
B) 3lnx2+2x+102tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
C) 3lnx2+2x+102tan1(x+13)3+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) 3lnx2+2x+102tan1(x+13)3+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
E) 3lnx2+2x+102tan1(x+13)12+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 2 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 12 } + C
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74
The integral x1x2+2x+10dx\int \frac { x - 1 } { x ^ { 2 } + 2 x + 10 } d x is

A) 3lnx2+2x+104tan1(x+13)3+C- \frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
B) 3lnx2+2x+10+4tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
C) 3lnx2+2x+104tan1(x+13)3+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 3 } + C
D) 3lnx2+2x+104tan1(x+13)6+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| - 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 6 } + C
E) 3lnx2+2x+10+4tan1(x+13)12+C\frac { 3 \ln \left| x ^ { 2 } + 2 x + 10 \right| + 4 \tan ^ { - 1 } \left( \frac { x + 1 } { 3 } \right) } { 12 } + C
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75
The integral 152xx2dx\int \frac { 1 } { \sqrt { 5 - 2 x - x ^ { 2 } } } d x is

A) sin1(x+16)+C- \sin ^ { - 1 } \left( \frac { x + 1 } { \sqrt { 6 } } \right) + C
B) sin1(x16)+C\sin ^ { - 1 } \left( \frac { x - 1 } { \sqrt { 6 } } \right) + C
C) sin1(x16)+C- \sin ^ { - 1 } \left( \frac { x - 1 } { \sqrt { 6 } } \right) + C
D) sin1(x16)+C\sin ^ { - 1 } \left( \frac { - x - 1 } { \sqrt { 6 } } \right) + C
E) sin1(x16)+C- \sin ^ { - 1 } \left( \frac { - x - 1 } { \sqrt { 6 } } \right) + C
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76
The integral 3xx26x+10dx\int \frac { 3 - x } { x ^ { 2 } - 6 x + 10 } d x is

A) lnx26x+103+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
B) lnx26x+102+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
C) lnx26x+105+C\frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 5 } + C
D) lnx26x+102+C- \frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 2 } + C
E) lnx26x+103+C- \frac { \ln \left| x ^ { 2 } - 6 x + 10 \right| } { 3 } + C
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77
The integral 3x64xx2dx\int \frac { 3 x - 6 } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 34xx24+C\frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
B) 34xx24+C- \frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 4 } + C
C) 34xx2+C- 3 \sqrt { 4 x - x ^ { 2 } } + C
D) 34xx2+C3 \sqrt { 4 x - x ^ { 2 } } + C
E) 34xx22+C- \frac { 3 \sqrt { 4 x - x ^ { 2 } } } { 2 } + C
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78
The integral x+1x22x3dx\int \frac { x + 1 } { \sqrt { x ^ { 2 } - 2 x - 3 } } d x is

A) 2ln2x22x3+2x+2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x + 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
B) 2ln2x22x3+2x2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
C) 2ln2x22x32x2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
D) 2ln2x22x32x+2+x22x3+C2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } - 2 x + 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
E) 2ln2x22x3+2x2+x22x3+C- 2 \ln \left| 2 \sqrt { x ^ { 2 } - 2 x - 3 } + 2 x - 2 \right| + \sqrt { x ^ { 2 } - 2 x - 3 } + C
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79
The integral 1(x+1)(x2+2x+10)dx\int \frac { 1 } { ( x + 1 ) \left( x ^ { 2 } + 2 x + 10 \right) } d x is

A) ln((x+1)2x2+2x+10)+C\ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) + C
B) ln((x+1)2x2+2x+10)18+C- \frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 18 } + C
C) ln((x+1)2x2+2x+10)3+C- \frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 3 } + C
D) ln((x+1)2x2+2x+10)18+C\frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 18 } + C
E) ln((x+1)2x2+2x+10)9+C\frac { \ln \left( \frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } + 2 x + 10 } \right) } { 9 } + C
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80
The integral x4xx2dx\int \frac { x } { \sqrt { 4 x - x ^ { 2 } } } d x is

A) 4xx2+sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } + \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
B) 4xx22sin1(x22)+C\sqrt { 4 x - x ^ { 2 } } - 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
C) 4xx2+2sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } + 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
D) 4xx2+2sin1(x22)+C\sqrt { 4 x - x ^ { 2 } } + 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
E) 4xx22sin1(x22)+C- \sqrt { 4 x - x ^ { 2 } } - 2 \sin ^ { - 1 } \left( \frac { x - 2 } { 2 } \right) + C
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