## Algebra 1: Common Core (15th Edition)

Published by Prentice Hall

# Chapter 7 - Exponents and Exponential Functions - Chapter Test - Page 479: 11

#### Answer

2.88 $\times$ $10^{7}$

#### Work Step by Step

You have (6 $\times$ $10^{4}$)(4.8 $\times$ $10^{2}$).You have to simplify it: 6 $\times$ 4.8 $\times$ $10^{4}$ $\times$ $10^{2}$ -put like terms together and add the exponents since you are multiplying- 28.8 $\times$ $10^{6}$ -move the decimal one place to the left and add 1 to the exponent- =2.88 $\times$ $10^{7}$

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