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If (x-y) e^((x)/(x-y)) =k ,then (dy)/(d...

If ` (x-y) e^((x)/(x-y)) =k ,then (dy)/(dx) = `

A

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

B

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

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
B
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