Question

WORTH 20 POINTS!!!
Use the parabola tool to graph the quadratic function f(x)=−(x−2)(x+4) .

Graph the parabola by first plotting its vertex and then plotting a second point on the parabola.

Answer 1

First, put a point on the vertex, which is (-1, 9). Then put a point on (-3, 5). Hope this helps!