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sqrt((y)/( x))+ sqrt((x)/(y))= 2 implies...

`sqrt((y)/( x))+ sqrt((x)/(y))= 2 implies (dy)/(dx) =`

A

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

B

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

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
B
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