Elementary Geometry for College Students (6th Edition)

Published by Brooks Cole
ISBN 10: 9781285195698
ISBN 13: 978-1-28519-569-8

Appendix A - A.3 - Inequalities - Exercises - Page 545: 7


(a) $a \gt b$ (b) $a \lt b$

Work Step by Step

We can state the Trichotomy Property: For any two real numbers $a$ and $b$, exactly one of these statements is true: $a\gt b, ~~a = b, ~~a \lt b$ (a) $a = \frac{12}{-2} = -6$ $b = 4(-2) = -8$ $a \gt b$ (b) $a = 2^3 = 8$ $b = 3^2 = 9$ $a \lt b$
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