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If x+y=e^(x-y) then the value of (d^(2)...

If `x+y=e^(x-y)` then the value of `(d^(2)y)/(dx^(2))` is -

A

`(4(x+y))/((x+y+1)^(3))`

B

`(2(x+y))/((x+y+1)^(3))`

C

`(4(x+y))/((x+y+1)^(2))`

D

`(2(x+y))/((x+y+1)^(2))`

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The correct Answer is:
A
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 5
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