Algebra 1: Common Core (15th Edition)

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

Chapter 7 - Exponents and Exponential Functions - 7-3 More Multiplication Properties of Exponents - Practice and Problem-Solving Exercises: 22

Answer

$-45a^{4}$

Work Step by Step

$15a^{3} \times -3a^{1}$ $=(15 \times -3)(a^{3} \times a^{1})$ $= -45(a^{3} \times a^{1})$ $= -45(a^{3 + 1}) $ $= -45a^{4}$
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