Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Appendix C - Exercise Set: 26

Answer

5

Work Step by Step

$(2.5\times10^{6})(2\times10^{-6})$ $\longrightarrow$ associative property =$(2.5\times2)(10^{6}\times10^{-6})$ $\longrightarrow$ multiply; add exponents if the base is the same =$5\times10^{0}$ $\longrightarrow$ if the exponent is 0 the result is 1 =$5\times1$ =$5$
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