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(d)/(dx) Tan^(-1)[(sqrt(1+sinx) - sqrt(1...

`(d)/(dx) Tan^(-1)[(sqrt(1+sinx) - sqrt(1-sin x))/(sqrt(1+sin x) + sqrt(1-sin x))]=`

A

1

B

`-1//2`

C

`1//2`

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
b
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