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

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

A

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

B

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

C

`2tan^(-1)(2tanx)+c`

D

`-2tan^(-1)(2tanx)+c`

Text Solution

Verified by Experts

The correct Answer is:
A
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