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Evaluate the Integral 7dx(x2+2x+2)2\int \frac { 7 d x } { \left( x ^ { 2 } + 2 x + 2 \right) ^ { 2 } }

Question 4

Multiple Choice

Evaluate the integral.
7dx(x2+2x+2) 2\int \frac { 7 d x } { \left( x ^ { 2 } + 2 x + 2 \right) ^ { 2 } }


A) 12(tan(x+1) +17x2+2x+2) +C\frac { 1 } { 2 } \left( \tan ( x + 1 ) + \frac { 17 } { x ^ { 2 } + 2 x + 2 } \right) + C
B) 12(tan1(x+2) +7x2+2) +C\frac { 1 } { 2 } \left( \tan ^ { - 1 } ( x + 2 ) + \frac { 7 } { x ^ { 2 } + 2 } \right) + C
C) 12(tan1(x+7) +1x2+2x+2) +C\frac { 1 } { 2 } \left( \tan ^ { - 1 } ( x + 7 ) + \frac { 1 } { x ^ { 2 } + 2 x + 2 } \right) + C
D) 72(tan(x+2) +x+1x2+2x+2) +C\frac { 7 } { 2 } \left( \tan ( x + 2 ) + \frac { x + 1 } { x ^ { 2 } + 2 x + 2 } \right) + C
E) 72(tan1(x+1) +x+1x2+2x+2) +C\frac { 7 } { 2 } \left( \tan ^ { - 1 } ( x + 1 ) + \frac { x + 1 } { x ^ { 2 } + 2 x + 2 } \right) + C

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