Answer
Property 5
Work Step by Step
Property 5 (the triangle inequality) states that the absolute value of the sum of two real numbers is less than or equal to the sum of their absolute values: |a + b| $\leq$ |a| + |b|
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: 102
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