CPM Homework Help : AC Problem 8-64

Sketch the parabola $y=2x^2+6x+4$ by using its intercepts.

Hint 1:

Factor this quadratic expression.

Hint 2:

Find the $x$ and $y-$ intercepts.
To find the $x-$ intercepts, substitute $0$ for $y$ , and solve for $x$ .
To find the $y-$ intercepts, substitute $0$ for $x$ , and solve for $y$ .

Hint 3:

To find the vertex, find the point exactly in between the $x$ -intercepts and solve for the corresponding $y$ -value.