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

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

A

`1/2 log(1+cosx)+c`

B

`c-log(1+cos^2x)`

C

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

D

`2 log(1+cos^2 x)+c`

Verified by Experts

The correct Answer is:

B

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