If y=sin^(-1)((1-x^2)/(1+x^2)) , then (d...

If `y=sin^(-1)((1-x^2)/(1+x^2))` , then `(dy)/(dx)=`

A

`-2/(1 + x^2)`

B

`2/(1 + x^2)`

C

`1/(2 + x^2)`

D

`2/(2 - x^2)`

Verified by Experts

The correct Answer is:

A

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