Thinking Mathematically (6th Edition)

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

Chapter 2 - Set Theory - 2.3 Venn Diagrams and Set Operations - Exercise Set 2.3 - Page 81: 83


n(A∪B) = 6

Work Step by Step

n(A∪B) The set A ∪ B represents all the elements of set A and elements of set B that are not present in 'A'. From the given Venn Diagram the regions of A∪B are I, II and III. The elements of (A∪B) are #,$,△, two, six, four. There are six elements n(A∪B) = 6.
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