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If int(1)/(cos(x-a)cos(x+a))dx=mlog[(cos...

If `int(1)/(cos(x-a)cos(x+a))dx=mlog[(cos(x-a))/(cos(x+a))]+c`, then `m=`

A

`cos 2a`

B

`cot2a`

C

`sec2a`

D

`tan2a`

Text Solution

Verified by Experts

The correct Answer is:
A
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