Let S be the universal set, where: S = {1, 2, 3, .., 18, 19, 20} Let sets A and B be subsets of S, where: %3D Set A = {4, 5, 9, 10, 11, 12, 14, 17, 18} Set B = {3, 4, 5, 6, 7, 11, 14, 16, 17, 19, 20} Find the following: The number of elements in the set (AN B): n(AN B°) = %3D The number of elements in the set (Bn A°): n(Bn A°) is

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Let S be the universal set, where:
S = {1, 2, 3, ..., 18, 19, 20}
Let sets A and B be subsets of S, where:
%3D
Set A = {4, 5, 9, 10, 11, 12, 14, 17, 18}
Set B =
= {3, 4, 5, 6, 7, 11, 14, 16, 17, 19, 20}
Find the following:
The number of elements in the set (AN Bº):
n(AN B") =
%3!
The number of elements in the set (BN A°):
n(Bn A°) is
Transcribed Image Text:Let S be the universal set, where: S = {1, 2, 3, ..., 18, 19, 20} Let sets A and B be subsets of S, where: %3D Set A = {4, 5, 9, 10, 11, 12, 14, 17, 18} Set B = = {3, 4, 5, 6, 7, 11, 14, 16, 17, 19, 20} Find the following: The number of elements in the set (AN Bº): n(AN B") = %3! The number of elements in the set (BN A°): n(Bn A°) is
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