Algebra: A Combined Approach (4th Edition)

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

Chapter 11 - Section 11.4 - Nonlinear Inequalities in One Variable - Exercise Set - Page 800: 66

Answer

Please see the graph. $x=5, -1$

Work Step by Step

$x^2-4x-5<0$ $(x-5)(x+1)<0$ $(x-5)(x+1)=0$ $x-5=0$ $x=5$ $x+1=0$ $x=-1$ $x=5, -1$
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