Use the parabola tool to graph the quadratic function
f(x)= -1/2x^2 + 7
Graph the parabola by first plotting its vertex and then plotting a second point on the parabola.
![Use the parabola tool to graph the quadratic function fx 12x2 7 Graph the parabola by first plotting its vertex and then plotting a second point on the parabola class=](https://us-static.z-dn.net/files/d0f/622035d49ffb6fea69225de8270a13e9.png)