Thinking Mathematically (6th Edition)

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

Chapter 2 - Set Theory - Chapter Summary, Review, and Test - Review Exercises: 20

Answer

Ø ⊆ {X | X is an odd natural number}

Work Step by Step

Ø {X | X is an odd natural number} The first set is Ø which represents the empty set, and we know that empty set is the subset of every set. So first set is the subset of the second set. Ø ⊆ {X | X is an odd natural number}
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