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y=tan^(-1)((sqrt(1+x^(2))+sqrt(1-x^(2)))...

`y=tan^(-1)((sqrt(1+x^(2))+sqrt(1-x^(2)))/(sqrt(1+x^(2))-sqrt(1-x^(2))))` तब `(dy)/(dx)` बराबर है-

A

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

B

`-1/2`

C

`-x/(sqrt(1-x^(4)))`

D

`(xsqrt(1+x^(2)))/(1-x^(4))`

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
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