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

If `x^y` = `e^(x-y)`, then dy/dx = ............ A) `frac{1 + x}{1+ log x}` B) `frac{log x}{(1+ log x)^2}` C) `frac{1- log x}{1+ log x}` D) `frac{1 - x}{1+ log x}`

A

`frac{1 + x}{1+ log x}`

B

`frac{log x}{(1+ log x)^2}`

C

`frac{1- log x}{1+ log x}`

D

`frac{1 - x}{1+ log x}`

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CHETANA PUBLICATION-Differentiation-Exercise
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