A parabola has a vertex at the origin. The focus of the parabola is located at (-2,0). Which is the equation for the directrix related to the parabola? y = 2 x = 2 y = -2 x = -2

A parabola has a vertex at the origin. The focus of the parabola is lo

1.	A parabola has a vertex at the origin. The focus of the parabola is located at (-2,0). Which is the equation for the directrix related to the parabola? y = 2 x = 2 y = -2 x = -2
Answer» A parabola has a vertex at the origin. The focus of the parabola is located at (-2,0). Which is the equation for the directrix related to the parabola? Solution: