Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - 1.8 - Other Types of Inequalities - 1.8 Exercises - Page 147: 5


(a) $x=3$ is not a solution. (b) $x=0$ is a solution. (c) $x=\frac{3}{2}$ is a solution. (d) $x=-5$ is not a solution.

Work Step by Step

$x^2-3\lt0$ (a) $3^2-3=6\gt0$ (b) $0^2-3=-3\lt0$ (c) $(\frac{3}{2})^2-3=\frac{9}{4}-3=\frac{-3}{4}\lt0$ (d) $(-5)^2-3=22\gt0$
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