Thursday, January 15, 2009

Factoring Ep.4: Factor Quadratics (Trinomials), a=1 - 13:53

video

KEY CONCEPTS:

Factoring trinomials in the form of x^2+bx+c

i.) Find SUM-PRODUCT: ac-value and b-value
ii.) Square root x^2 value and open up a set of binomial brackets
iii.) Write x (or whatever variable is squared as your trinomials first term) as your first term in both brackets
iv.) Write your SUM-PRODUCT numbers as the second variables in each set of binomials

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