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 - Got It? - Page 429: 6



Work Step by Step

To be in scientific notation, there has to be a number less than 10 on the left side of the decimal point. Since we do not know the values of a and b, they may or may not multiply into a number less than 10. Therefore, ab x 10^m+n is only sometimes a number in scientific notation.
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