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The Integral 1(x+2)(x2+1)dx\int \frac { 1 } { ( x + 2 ) \left( x ^ { 2 } + 1 \right) } d x

Question 161

Multiple Choice

The integral 1(x+2) (x2+1) dx\int \frac { 1 } { ( x + 2 ) \left( x ^ { 2 } + 1 \right) } d x is


A) 2lnx+2+4tan1(x) lnx2+110+C\frac { 2 \ln | x + 2 | + 4 \tan ^ { - 1 } ( x ) - \ln \left| x ^ { 2 } + 1 \right| } { 10 } + C
B) 2lnx+24tan1(x) lnx2+110+C\frac { 2 \ln | x + 2 | - 4 \tan ^ { - 1 } ( x ) - \ln \left| x ^ { 2 } + 1 \right| } { 10 } + C
C) 2lnx+2+4tan1(x) +lnx2+110+C\frac { 2 \ln | x + 2 | + 4 \tan ^ { - 1 } ( x ) + \ln \left| x ^ { 2 } + 1 \right| } { 10 } + C
D) 2lnx+2+4tan1(x) lnx2+110+C- \frac { 2 \ln | x + 2 | + 4 \tan ^ { - 1 } ( x ) - \ln \left| x ^ { 2 } + 1 \right| } { 10 } + C
E) 2lnx+24tan1(x) +lnx2+110+C- \frac { 2 \ln | x + 2 | - 4 \tan ^ { - 1 } ( x ) + \ln \left| x ^ { 2 } + 1 \right| } { 10 } + C

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