10. Quadratic Equations and Functions

Graph the following quadratics and state its vertex and intercepts.

$y=-3x^2+10x-3$

Determine if the parabola opens up or down.

$y=-2x^2-6x-7$

Determine if the parabola opens up or down.

$y=\frac{1}{2}{x}^2-5x$

Graph each quadratic equation by finding and plotting ordered pair solutions.

$y=-3x^2$