Answer
$4 \times 10^3$
Work Step by Step
$a^m \cdot a^n = a^{m+n}$
Multiply the corresponding parts and use the rule above when necessary to obtain:
$=4 \times (10^6 \cdot 10^{-3})
\\=4 \times 10^{6+{-3}}
\\=4 \times 10^3$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - 7-3 Multipying Powers with the Same Base - Practice and Problem-Solving Exercises - Page 429: 31
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