Question

The parabola with equation x 2+10y=0 has a directrix of
y=-5/2
x = -5/2
y = 5/2
x = 5/2

Answer 1

Answer:

Step-by-step explanation:

x²=-10y

compare with x²=4ay

4a=-10

a=-5/2

directrix is

y=-5/2