Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 4 - Polynomials - Review Exercises: Chapter 4: 10

Answer

$7^{10}x^{10}$

Work Step by Step

Using the laws of exponents, the given expression, $ (7x)^8\cdot(7x)^2 ,$ simplifies to \begin{array}{l}\require{cancel} (7x)^{8+2} \\\\= (7x)^{10} \\\\= 7^{10}x^{10} .\end{array}
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