int (((x^(2)+2)a^((x+tan^(-1)x)))/(x^(2)...

`int (((x^(2)+2)a^((x+tan^(-1)x)))/(x^(2)+1))dx=`

A

`log a.a^(x + tan^(-1)x )+c`

B

`((x + tan^(-1)x))/(log a )+c`

C

`(a^(x+tan ^(-1)x))/(log a)+c`

D

`log a. (x+ tan^(-1) x )+c`

Verified by Experts

The correct Answer is:

C

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