Factoring Quadratics... What If You Can't? (NancyPi)
11:11
How to Solve Quadratic Equations by Factoring (NancyPi)
16:36
The Chain Rule... How? When? (NancyPi)
20:01
Factoring Quadratics WITHOUT Guessing Product & Sum
19:15
Logarithms... How? (NancyPi)
4:17
Factoring Trinomials
9:14
Factoring Quadratics... How? (NancyPi)
17:33
How to Solve By Completing the Square (NancyPi)
47:42