Answer
$64$
Work Step by Step
Use the rule $\dfrac{a^m}{a^n} = a^{m-n}, a\ne0$ to obtain:
$=4^{6-3}
\\=4^3
\\=4(4)(4)
\\=64$
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 - Chapter 5 Test - Page 337: 20
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