int(1-tan^(2)x)dx is equal to a)tanx+C...

`int(1-tan^(2)x)dx` is equal to
a)`tanx+C`b)`secx+C`c)`2x-secx+C`d)`2x-tanx+C`

A

`tanx+C`

B

`secx+C`

C

`2x-secx+C`

D

`2x-tanx+C`

Verified by Experts

The correct Answer is:

D

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