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int(1)/(1-cos 2x) dx...

`int(1)/(1-cos 2x) dx`

A

`1/2 cot x + C`

B

`2 cot x + C`

C

`-1/2 cot x + C`

D

`-2 cotx + C`

Text Solution

Verified by Experts

The correct Answer is:
C
`1/((1- cos2x)) = 1/(2sin^(2)x) = 1/2 cosec^(2) x`.
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