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int[cos(2x-pi/4)]^-2dx=...

`int[cos(2x-pi/4)]^-2dx`=

A

`1/2tan(2x-pi/4)+c`

B

`1/2cot(2x-pi/4)+c`

C

`1/2tan(2x+pi/4)+c`

D

`tan(x+pi/4)+c`

Text Solution

Verified by Experts

The correct Answer is:
A
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