# How do you use the important points to sketch the graph of #y = 2x^2 + x − 15#?

##### 1 Answer

Feb 10, 2018

See explanation.

#### Explanation:

We can factor

From this we know the

The

So the vertex is

The

Plotting all of these points and sketching a parabola through them we get the graph we want.

graph{y=2x^2+x-15 [-16.83, 23.17, -14.96, 5.04]}