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int (2(cos^(2)x -sin^(2)x))/(cos^(2) x +...

`int (2(cos^(2)x -sin^(2)x))/(cos^(2) x + sin^(2)x)dx=`….

A

`sin 2x+c`

B

`cos 2x+c`

C

`tan 2x+c`

D

`2sin 2x+c`

Text Solution

Verified by Experts

The correct Answer is:
A
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