Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley
ISBN 10: 1118583191
ISBN 13: 978-1-11858-319-7

Chapter 3 - Quadratic Functions - 3.1 Introduction to the Family of Quadratic Functions - Exercises and Problems for Section 3.1 - Skill Refresher - Page 120: S6



Work Step by Step

Using the fact that $a^2-b^2=(a+b)(a-b)$, $$(s+2t)^2-4p^2=(s+2t)^2-(2p)^2=(s+2t-2p)(s+2t+2p)$$
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