Prealgebra (7th Edition)

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

Chapter 10 - Review - Page 727: 9



Work Step by Step

To evaluate $5x^2$ when x=3, plug 3 in for x. $5(3)^2$ Evaluate the exponent. $5(9)$ Multiply. $45$
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