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cot^(-1)(sqrt(cosalpha))-tan^(-1)(sqrt(c...

`cot^(-1)(sqrt(cosalpha))-tan^(-1)(sqrt(cosalpha))=x`, then sin x =

A

`tan^(2).(alpha)/(2)`

B

`cot^(2).(alpha)/(2)`

C

`tanalpha`

D

`cot.(alpha)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
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