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: 120

Answer

$3.64 \times 10$

Work Step by Step

Write each number in scientific notation to obtain: $=(9.1 \times 10^4)(4 \times 10^{-4})$ Multiply 9.1 and 4 together and the powers of 10 together to obtain: $=36.4 \times 10^{4+(-4)} \\=36.4 \times 10^0 \\=36.4 \times 1 \\=36.4 \\=3.64 \times 10$
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