Focus & Directrix with Vertex (0,0)

Front

Back

The vertex is (0, 0).

Front

Back

The focus is (0, 7).

Front

Back

The directrix is y = -7.

Front

What is the general form of a parabola that opens upwards?

Back

Front

What is the relationship between the vertex, focus, and directrix of a parabola?

Back

The vertex (h, k) is halfway between the focus and the directrix.

Front

Back

p = 9.

Front

Back

It has a maximum value.

Front

What is the equation of a parabola that opens to the right?

Back

Front

How do you determine if a parabola opens upwards or downwards?

Back

Front

Back

The focus is (2, 0).