Let u = cot^(-1) sqrt(cos 2 theta) - ...

Let `u = cot^(-1) sqrt(cos 2 theta) - tan^(-1) sqrt( cos 2 theta)` , then the value of sinu is

A

`tan(theta//2)`

B

`tan^2(theta//2)`

C

`cot(theta//2)`

D

`cot^2(theta//2)`

Verified by Experts

The correct Answer is:

B

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