Answer
$r^{10}$
Work Step by Step
Using $a^x\cdot a^y=a^{x+y}$, then the given expression, $
r^3\cdot r^7\cdot r^0
$, simplifies to
\begin{array}{l}\require{cancel}
r^{3+7+0}
\\\\=
r^{10}
.\end{array}
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 4 - Polynomials - 4.1 Exponents and Their Properties - 4.1 Exercise Set - Page 235: 29
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