ANSWER : 16x2 = 9y
The axis of parabola is along y-axis.
So let the equation of parabola be x2 = 4by
The point ( -3 , 4 ) lie on the parabola .
so the point must satisfy the equation of parabola .
( - 3 )2 = 4b × 4
9 = 16b
b = 9/16
\(\therefore\) The equation of parabola is 16x2 = 9y