A point lies on the parabola where

MATHEMATICS · Single correct · CBSE · Mathematics · Conic Sections · Conic Sections

Problem

A point

(9a, y)

lies on the parabola

y^{2}=12ax

where

a>0

. The value of

y

is (a)

6\sqrt3\,a

(b)

\pm 9\sqrt3\,a

(c)

\pm 6\sqrt3\,a

(d)

\pm 3\sqrt3\,a