Thinking Mathematically (6th Edition)

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

Chapter 2 - Set Theory - 2.4 Set Operations and Venn Diagrams with Three Sets - Exercise Set 2.4 - Page 93: 74

Answer

See below.

Work Step by Step

A good solution is $(A\cup B')'$. This basically excludes the set which is only in $B$ from $U$ and then takes the complement of it.
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