# What is the equation of the parabola with a focus at (-3,-7) and a directrix of y= 2?

##### 1 Answer

Jan 24, 2017

The equation is

#### Explanation:

Any point

Therefore,

The vertex is

graph{((x+3)^2+18(y+5/2))(y-2)((x+3)^2+(y+5/2)^2-0.02)=0 [-25.67, 25.65, -12.83, 12.84]}