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The differential equation of the family ...

The differential equation of the family of curves, `x^(2)=4b(y+b),b in R,` is :

A

xy''=y'

B

`x(y')^2 = x+2yy'`

C

`x(y')^2 = x-2yy'`

D

`x(y')^2 =2yy'-x`

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The correct Answer is:
B
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