Question: Let S be the universal set, where: S = {1, 2, 3, ..., 18, 19, 20} Let sets A and B be subsets of S,
Let S be the universal set, where: S = {1, 2, 3, ..., 18, 19, 20} Let sets A and B be subsets of S, where: Set A = {4, 6, 7, 13, 14, 19, 20} Set B = {1, 2, 3, 5, 8, 10, 11, 12, 17, 18, 19, 20} Find the following: The number of elements in the set (AUB): n(AUB) - The number of elements in the set (A n B): n(An B) is You may want to draw a Venn Diagram to help answer this
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