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

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

A

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

B

`-log(tanx)+c`

C

`(1)/(2)(tan^(-1)x)^(2)+c`

D

`(1)/(2)tan^(-2)x+c`

Text Solution

Verified by Experts

The correct Answer is:
C
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