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The solution of the equation cos^(2)x-...

The solution of the equation
`cos^(2)x-2cosx=4sinx-sin2x,0lexlepi`, is

A

`pi-cot^(-1)(1/2)`

B

`pi-tan^(-1)(2)`

C

`pi+tan^(-1)(-1/2)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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