Answer
$\text{True}$
Work Step by Step
The multiplication property of inequalities if we multiply an inequality by a negative number, we reverse the direction of the inequality.
Thus, since $c\lt 0$, and $a\lt b$, then $ac\gt bc$.
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.10 Internal Notation; Solving Inequalities - A.10 Assess Your Understanding - Page A86: 8
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