?
What is the equation of a parabola whose focus is (-4, -1)
and whose directrix is
y = -5?

y = + x – 1
8
o
y = -

--X+1
8
y?
x =
+ у - 1
8
y2
X = -
8 Y+1

What is the equation of a parabola whose focus is 4 1 and whose directrix is y 5 x y x 1 8 o y x X1 8 y x у 1 8 y2 X 8 Y1 class=