Thinking Mathematically (6th Edition)

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

Chapter 2 - Set Theory - 2.2 Subsets - Concept and Vocabulary Check - Page 67: 2


A ⊂ B, sets A and B are not equal.

Work Step by Step

Set A is a proper subset of set B, expressed as A ⊂ B. It means that set A is a subset of set B and sets A and B are not equal.
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