a parabola has a vertex at the orgin.The focus of the parabola is located at (-2,0).Which is the equation for the directrix rela

Question

ANTONII [103]

2 years ago

11

a parabola has a vertex at the orgin.The focus of the parabola is located at (-2,0).Which is the equation for the directrix rela

ted to the parabola?

Mathematics

1 answer:

pishuonlain [190] · Answer 1 · 2022-01-24T17:34:33+03:00

pishuonlain [190]2 years ago

6 0

The focus is left of the vertex, so the parabola opens to the left. The vertex is halfway between the focus and directrix, so the directrix is the vertical line
x = 2