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

If `y=sqrt((1-x)/(1+x))`, then `(1-x^(2))(dy)/(dx)+y` is equal to

A

1

B

`-1`

C

2

D

0

Text Solution

Verified by Experts

The correct Answer is:
D
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