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

If `x^y` = `e^(x-y)`, then `dy/dx` = ............ A) `frac {log x}{(1+logx)^2}` B) `frac {1+x}{1+logx}` C) `frac {2+x}{1+logx}` D) `frac {3+x}{1+logx}`

A

`frac {1+x}{1+logx}`

B

`frac {1+x}{1+logx}`

C

`frac {1+x}{1+logx}`

D

`frac {1+x}{1+logx}`

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CHETANA PUBLICATION-Differentiation-Exercise
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  12. Find dy/dx, if x= cosec^2theta, y= cot^3theta, at theta = (pi)/6

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