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If int(cos 4x + 1)/(cot x - tan x)dx = k...

If `int(cos 4x + 1)/(cot x - tan x)dx = k cos 4x + c`, then k is

A

`-(1)/(2)`

B

`-(1)/(4)`

C

`-(1)/(8)`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
C
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