Material Taken From: Mathematics for the international student Mathematical Studies SL Mal Coad, Glen Whiffen, John Owen, Robert Haese, Sandra Haese and Mark Bruce Haese and Haese Publications, 2004

Section 8c – Factorization of Quadratic Expressions

Greatest Common Factor 2x2 + 3x (x – 5)2 – 2(x – 5) (x + 2)2 + 2x + 4

Difference of Squares x2 – 9 25y6 – 49x2 2x2 – 8

Difference of Squares Factor: x2 – 11 (x + 3)2 – 5 (3x + 2)2 – 9

What if we started out with DO NOT WRITE THIS DOWN. Factoring Trinomials Multiply Factor (x + 3)(x + 4) x2 + 7x + 12 What if we started out with and wanted to get to

Factoring Trinomials Factor: x2 + 7x + 12

Section 8d – Factorization of ax2 + bx + c x2 + 8x + 12 x2 + 4x – 21

The Hoffman Method for factoring ax2 + bx +c 6x2 + 7x – 3

Factoring ax2 + bx +c 3x2 + 5x + 2 15x2 + x – 6

Factoring ax2 + bx +c 5x2 – 13x + 6 12x2 – 1x – 6

Factor completely 3x2 – 9x + 6 6x2 – 20x – 16

Homework Pg 247-251 Pg 254 C.1 – 1aei, 2adi C.2 – 1afh, 2aef, 3aei, 4aeh C.3 – 1adi, 2bef C.4 – 1aeho, 2aeil Pg 254 1aeil 2aglru