# How do you find the standard form of the equation of the parabola with a focus at (3, 0) and a directrix at x = -3?

##### 1 Answer

Dec 9, 2016

THe equation of the parabola is

#### Explanation:

The vertex is midway between the focus ad the directrix

So, the vertex is

Let

The distance of P from the directrix is equal to the distance from the focus.

graph{y^2=12x [-10, 10, -5, 5]}