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If sqrt(1-x^(2))+sqrt(1-y^(2))=a(x-y), t...

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

A

`sqrt((1-x^(2))/(1-y^(2)))`

B

`sqrt((1-y^(2))/(1-x^(2)))`

C

`sqrt((x^(2)-1)/(1-y^(2)))`

D

`sqrt((y^(2)-1)/(1-x^(2)))`

Text Solution

Verified by Experts

The correct Answer is:
B
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