Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 6 - Algebra: Equations and Inequalities - 6.1 Algebraic Expressions and Formulas - Exercise Set 6.1: 9

Answer

-21

Work Step by Step

Given -$x^{2}$ + 4, x = 5 Now put the value of x=5 in the given expression =-$(5)^{2}$ + 4 =-25+4 =-21
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