russianqueen968 russianqueen968
  • 18-10-2021
  • Mathematics
contestada

Find the equation of a parabola with a focus at (-2,-3) and a directrix at y=-5.
a) y=1/4(x-2)^2-4
b) y=1/4(x+2)^2-4
c) y=1/4(x+2)^2-8
d) y=-1/16(x+2)^2-4​

Respuesta :

s11200656
s11200656 s11200656
  • 18-10-2021

Answer:

d

Step-by-step explanation:

Answer Link
lisasabrina69
lisasabrina69 lisasabrina69
  • 19-05-2022

Answer

b y = 1/4(x + 2)² - 4

Step-by-step explanation:

set up equation with focus being (a,b) and directrix being y=k

Answer Link

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