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The solution of (x^(2)+xy)dy=(x^(2)+y^(2...

The solution of `(x^(2)+xy)dy=(x^(2)+y^(2))dx` is

A

`log x= log (x- y) +(y)/(x) + C `

B

`log x= 2 log ( x- y) +(y)/(x) +C`

C

`log x = log ( x- y) +(x)/(y) +C`

D

none of these

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The correct Answer is:
B
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