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 - Concept Byte: 12

Answer

$2^{2+(-1)}$ = $2^{2-1}$

Work Step by Step

The expression uses the exponent law for adding the exponents when the base is same. $2^{2}$ $\times$ $2^{-1}$ = $2^{2-1}$ = $2^{1}$
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