Answer
$3.2\cdot10^{-3}$
Work Step by Step
$(8\cdot10^{-7})\cdot(4\cdot10^3)=(8\cdot4)\cdot(10^{-7}10^3)=32\cdot10^{-4}=3.2\cdot10^{-3}$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 2 - Section 2.4 - Linear Functions and Slope - Exercise Set - Page 155: 121
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