E
Editor
Sep 18, 2022
The equation of the parabola, whose directrix is y=1, length of the latus rectum is 8 and opens downward is:
Difficulty: Easy
A:
$x^{2}-2hx+8y+8+h^{2}=0$
B:
$x^{2}-h^{2}+2hx-8y-8=0$
C:
$x^{2}+8y+2hx+h^{2}-8=0$
D:
None
ID: 63273db8ca83163ac3a0fe4f