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If 2^x + 2^y = 2^(x+y) , then (dy)/(d...

If ` 2^x + 2^y = 2^(x+y) ,` then `(dy)/(dx)` is equal to

A

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

B

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

C

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

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
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