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If sqrt(y+x)+sqrt(y-x)=c, where cne0, th...

If `sqrt(y+x)+sqrt(y-x)=c,` where `cne0`, then `(dy)/(dx)` has the value equal to

A

`(2x)/(c^(2))`

B

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

C

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

D

`(c^(2))/(2y)`

Text Solution

Verified by Experts

The correct Answer is:
C
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