Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 2 - Set Theory - 2.5 Survey Problems - Concept and Vocabulary Check - Page 102: 2

Answer

$\text{or}$

Work Step by Step

In surveys, the word "or" means union. Thus, the missing expression in the given statement is: $\bf\text{or}$
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