Answer
(a-6b)(a-3)
Work Step by Step
$a^{2}$ -9ab+18$b^{2}$
$a^{2}$ -3ab-6ab+18$b^{2}$
a(a-3)-6b(a-3) group term
(a-6b)(a-3) factor out GCF from each grouping
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 6 - Section 6.2 - Factoring Trinomials of the Form x2+bx+c - Exercise Set - Page 428: 22
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