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 - Chapter Summary, Review, and Test - Review Exercises: 112

Answer

$0.000000409 = 4.09 \times 10^{-7}$

Work Step by Step

Move the decimal point seven places to the right to get $4.09$. Then, multiply by $10^{-7}$ to retain the original value. $0.000000409 = 4.09 \times 10^{-7}$
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