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]}