GED Math: Quadratics

Prepare for the GED Math test by learning how to solve quadratics from a graph and from an equation.
Also learn about the maximum or minimum point and the line of symmetry.
0:19 Solutions of a quadratic on a graph
1:32 Solve a quadratic equation by plugging in answer choices
4:53 Find the solutions to a quadratic equation by factoring
7:09 Solve a quadratic by using the quadratic formula