Answer
a. $5^{3}$
b. $5^{1+2}$
Work Step by Step
The expression uses the exponents law for adding the exponents when the base is the same.
$5^{1}$ $\times$ $5^{2}$ = $5^{1+2}$ = $5^{3}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 7 - Exponents and Exponential Functions - Concept Byte - Page 424: 5
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