If y=sec^-1([sqrtx+1]/[sqrtx-1])+sin^-1(...

If `y=sec^-1([sqrtx+1]/[sqrtx-1])+sin^-1([sqrtx-1]/[sqrtx+1])`, then `dy/dx` is equal to?

A

0

B

1

C

`-1`

D

`-1/2`

Verified by Experts

The correct Answer is:

A

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