Intermediate Algebra (6th Edition)

by Martin-Gay, Elayn

Published by Pearson

ISBN 10: 0321785045

ISBN 13: 978-0-32178-504-6

Chapter 5 - Section 5.6 - Factoring Trinomials - Vocabulary, Readiness & Video Check - Page 303: 9

Answer

We must substitute.

Work Step by Step

We used substitution initially. Thus, our answer is not correct yet, for we have not substituted the original values back into the original expression yet.

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