Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter R - Algebra Reference - R.5 Inequalities - R.5 Exercises - Page R-21: 28


$t\leq-6$ and $t\geq1$

Work Step by Step

Step 1: Inequality is already factorized, so the roots of the function is $t=-6$ and $t=1$ Step 2: Distribute brackets $t^2+5t-6$. Step 3: The function is positive and equal to $0$ where $t\leq-6$ and $t\geq1$
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