Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.1 - Real Numbers - 1.1 Exercises - Page 10: 39


(a) $x\geq0$ (b) $t\lt4$ (c) $a\geq\pi$ (d) $-5\lt x \lt\frac{1}{3}$ (e) $|p-3|\leq5$

Work Step by Step

(a) $x$ is positive whenever it is greater than or equal to $0$. (b) $t$ is less than 4, meaning we need a "less than" sign - $
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