Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 5 - Section 5.4 - Multiplication of Monomials - Exercise: 29

Answer

$9x^8$

Work Step by Step

To raise a product to a power, raise each factor to the power. To raise a power to a power, multiply the exponents. $(-3x^4)^2=(-3)^2(x^4)^2=(-3)^2x^{4\times2}=9x^{8}$
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