Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Appendix A - Review - A.11 Complex Numbers - A.11 Assess Your Understanding - Page A94: 1

Answer

$-3,0$ are integers $\dfrac{6}{5}$ is a rational. number

Work Step by Step

The set of integers include the whole numbers and their negative counterparts. Thus, $-3 \text{ and } 0$ are integers. A rational number is a number that can be expressed in the form $\frac{a}{b}$ where $a$ and $b$ are integers, $b\ne0$. Thus, $\frac{6}{5}$ is rational.
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