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If the general solution of the different...

If the general solution of the differential equation `y'=y/x+phi(x/y)`, for some function `phi` is given by `y ln|cx|=x`, where c is an arbitray constant, then `phi(2)` is equal to (here `y'=(dy)/(dx)`)

A

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

B

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

C

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

D

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

Text Solution

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The correct Answer is:
D
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