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The normals at three points P,Q,R of the...

The normals at three points `P,Q,R` of the parabola `y^2=4ax` meet in `(h,k)` The centroid of triangle `PQR` lies on `(A) `x=0` (B) `y=0` (C) `x=-a` (D) `y=a`

A

x = 0

B

y = 0

C

x = -a

D

y = a

Text Solution

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The correct Answer is:
B
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