Answer
3
Work Step by Step
|P - Q| = |-4 - (-1)| = |-3| = 3
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter R - Section R.2 - Real Numbers and Their Properties - R.2 Exercises - Page 19: 105
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