Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - 4.2 Negative Exponents and Scientific Notations - 4.2 Exercise Set: 107

Answer

$2.47\times10^{8}$

Work Step by Step

Using the laws of exponents and the concepts of scientific notation, the given expression, $ (3.8\times10^9)(6.5\times10^{-2}) $, simplifies to \begin{array}{l} (3.8)(6.5)\times10^{9+(-2)} \\\\= 24.7\times10^{7} \\\\= 2.47\times10^{8} .\end{array}
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