Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 7 - Exponents and Exponential Functions - 7-2 Multiplying Powers With the Same Base - Practice and Problem-Solving Exercises - Page 430: 41

Answer

The answer is 8.0$\times$$10^{-8}$

Work Step by Step

(0.2$\times$$10^{5}$)(4$\times$$10^{-12}$) = (0.2$\times$4)($10^{5-12}$) = 0.8$\times$$10^{-7}$ = 8.0$\times$$10^{-7-1}$ =8.0$\times$$10^{-8}$
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