# Factoring Ep.5: Factor Quadratics (Trinomials), a not = 1 - 10:16

01.29.2009 - By Math PapaPodcasts

KEY CONCEPTS: Notice that your trinomial is a quadratic function, where the value of a is NOT equal to 1. Use the sum-product rule i.) find 2 numbers that multiply to your "a" and "c" value, that ALSO ADD up to your "b" value. ii.) expand your middle term iii.) factor by grouping iv.) answer should be a set of binomials