यदि log x+ log y= log (x+y) हो तो...

यदि `log x+ log y= log (x+y)` हो तो

A

`x=y`

B

`xy=1`

C

`y=(x-1)/x`

D

`y=x/(x-1)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

D

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