Answer
$3^3\cdot 3^2=3^5$
$3^5=243$
Work Step by Step
$a^m \cdot a^n = a^{m+n}$
Thus,
$3^3 \cdot 3^2
\\= 3^{3+2}
\\=3^5\\3*3*3*3*3
\\=243$
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 5 - Number Theory and the Real Number System - 5.6 Exponents and Scientific Notation - Exercise Set 5.6 - Page 319: 2
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