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: 20

Answer

74

Work Step by Step

Given $x^{2}$ + 7x -4, x =6 Now use the value of x= 6 in the given expression. =$6^{2}$ + 7(6) -4 = 36+ 42-4 = 78-4 =74
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