Answer
The symbol "$\approx$" means "approximately equal to", that is the value on the right hand side is an estimate of the value on the left hand side.
Work Step by Step
No Work
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 1 - Problem Solving and Critical Thinking - 1.2 Estimation, Graphs, and Mathematical Models - Exercise Set 1.2 - Page 28: 56
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