Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 6 - Exponential Functions and Sequences - 6.1 - Properties of Exponents - Exercises - Page 296: 25

Answer

$6561$

Work Step by Step

The given expression is $=(-9)^2\cdot(-9)^2$ Use $a^n\cdot a^m=a^{n+m}$. $=(-9)^{2+2}$ Simplify. $=(-9)^{4}$ Use $(-9)^4=6561$. $=6561$.
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