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Set Theorymedium
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Let U={1,2,3,4,5,6,7,8,9,10}U = \{1, 2, 3, 4, 5, 6, 7, 8, 9, 10\}U={1,2,3,4,5,6,7,8,9,10} be the universal set. Let A={1,2,3,4,5}A = \{1, 2, 3, 4, 5\}A={1,2,3,4,5} and B={4,5,6,7,8}B = \{4, 5, 6, 7, 8\}B={4,5,6,7,8}. Which of the following elements are in the set (A∪B)c(A \cup B)^c(A∪B)c?