KhanAcademy

Solving Quadratics by Factoring

Example 1: Solving a Quadratic Equation by Factoring -- 6 min 22 sec

Example 2: Solving a Quadratic Equation by Factoring -- 3 min 19 sec

Example 3: Solving a Quadratic Equation by Factoring -- 5 min 54 sec

Example 4: Solving a Quadratic Equation by Factoring -- 8 min 21 sec