Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 6 - Section 6.1 - The Greatest Common Factor and Factoring by Grouping - Exercise Set - Page 428: 108


Doesn't make sense.

Work Step by Step

Because factoring reverses the process of multiplication, we can always multiply to check our result. The result of factoring is a product of prime polynomial factors. This product, once multiplied out and simplified, must equal the initial polynomial (otherwise, an error was made during the process). Doesn't make sense.
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