Answer
$|p-q|=2$.
Work Step by Step
The distance between $p$ and $q$ is the positive value between $p-q$ and $q-p$, thus we have $|p-q|=2$.
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 1 - Equations and Inequalities - 1.8 Absolute Value Equations and Inequalities - 1.8 Exercises - Page 168: 67
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