Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 7 - Exponents and Exponential Functions - 7-4 More Multiplication Properties of Exponents - Practice and Problem-Solving Exercises - Page 437: 38


$9 \times 10^{10}$

Work Step by Step

RECALL: (i) $(ab)^m=a^mb^m$ (ii) $(a^m)^n=a^{mn}$ Use the rules above to obtain: $=3^2 \times (10^5)^2 \\=9 \times 10^{5\cdot2} \\=9 \times 10^{10}$
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