Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 4 - Section 4.4 - Systems of Linear Equations and Problem Solving - Exercise Set - Page 322: 52

Answer

-32

Work Step by Step

$7^{2} - 3^{4}$ = 7(7) - 3(3)(3)(3) = 49 - 81 = -32
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