Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 5 - Number Theory and the Real Number System - 5.6 Exponents and Scientific Notation - Exercise Set 5.6: 96


$6 \times 10^{-8}$

Work Step by Step

Convert each number to scientific notation to find: $=(1.5 \times 10^{-5})(4 \times 10^{-3})$ Multiply the corresponding parts together to find: $=(1.5 \cdot 4)\times (10^{-5} \cdot 10^{-3}) \\=6 \times 10^{-5+(-3)} \\=6 \times 10^{-8}$
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