Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 8 - Polynomials and Factoring - 8-4 Multiplying Soecial Cases - Lesson Check: 3

Answer

4$r^{2}$-9

Work Step by Step

Given: (2r-3)(2r+3) FOIL method: 4$r^{2}$+6r-6r-9 Combine like terms: 4$r^{2}$-9
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