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int (x^(3)+1)/(x^(2)+1)dx...

`int (x^(3)+1)/(x^(2)+1)dx`

A

`(x^(2))/(2)-(1)/(2) log (x^(2)+1)+ Tan^(-1)x+c`

B

`(x^(2))/(2)+(1)/(2) log (x^(2)-1)+ Tan^(-1)x+c`

C

`(x^(2))/(3)-(1)/(3) log (x^(2)-1)+ Tan^(-1)x+c`

D

none

Text Solution

Verified by Experts

The correct Answer is:
A
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