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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 `sin u` is

A

`cos 2 theta `

B

`sin 2 theta`

C

`tan^(2) theta`

D

`cot^(2) theta`

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The correct Answer is:
C
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