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If y=tan^-1((sqrt(1+x^2)-1)/x), then dy/...

If `y=tan^-1((sqrt(1+x^2)-1)/x)`, then `dy/dx` at x = 0 is

A

`1/2`

B

`1/sqrt2`

C

1

D

0

Text Solution

Verified by Experts

The correct Answer is:
A
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