The equation of normal to y^(2) = 4ax at...

The equation of normal to `y^(2) = 4ax` at the point of contact of a Tangent `((a)/(m^(2)),(2a)/(m))` is

A

`y= mx-2am-am^(3)`

B

`m^(3)y=m^(3)x-2am^(2)-a`

C

`m^(3) y=2 am^(2) m^(2)x+a`

D

`m^(3)y+2am^(2)-a`

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The correct Answer is:

C

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