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If f(theta) = sin(tan^(-1)(("sin theta)/...

If `f(theta) = sin(tan^(-1)(("sin theta)/(sqrt(cos 2 theta))))`, where `-pi/4 lt theta lt pi/4`, then the value of `d/(d(tan theta)) f(theta)` is

A

`1`

B

`-1`

C

`0`

D

`sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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