SOLUTION: A and B are subsets of universal set U. If n(U)=28, n(A)=11, n(B′)=19, and n(A∪B)=18, find the number of elements in each of the following sets.
What is n(A∩B
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-> SOLUTION: A and B are subsets of universal set U. If n(U)=28, n(A)=11, n(B′)=19, and n(A∪B)=18, find the number of elements in each of the following sets.
What is n(A∩B
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Question 1121829: A and B are subsets of universal set U. If n(U)=28, n(A)=11, n(B′)=19, and n(A∪B)=18, find the number of elements in each of the following sets.
What is n(A∩B)?