radigandylan radigandylan
  • 18-07-2019
  • Mathematics
contestada

A parabola has a focus of F (8.5,-4) and a directrix of x=9.5.
What is the equation of the parabola?

A) 1/2 y² + 4y - 1= x
B) -1/2y²- 4y +1 = x
C) 1/2y²- 4y+1=x
D) -1/2y² + 4y-1=x

Respuesta :

kaelanafoss
kaelanafoss kaelanafoss
  • 18-07-2019

B......is the answer
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