Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 5 - Exponents and Polynomials - Chapter 5 Review Problem Set: 78

Answer

47 = 4.7 $\times$ $10^{1}$

Work Step by Step

We need to write 47 as the product of a number greater than or equal to 1 and less than 10 and an integer power of 10. The number greater than or equal to 1 and less than 10 will be 4.7 The decimal point has moved 1 place, so the exponent of 10 will be 1. So, 47 = 4.7 $\times$ $10^{1}$
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