Zero Product Property (Ch.10) 6min.   Zero Product

Solve Quadratics by Factoring (GCF) Ch. 10 2min.  http://goo.gl/NTZC2i

Solve Quadratics by Factoring (a = 1) Ch. 10 5:24   http://goo.gl/z8WuB6

Solve Quadratics by Factoring (a > 1) Ch. 10 5:25   http://goo.gl/JCVuj7