Let A, B, and C be sets in a universal set U. We are given n(U) = 88, n(A) = 47, n(B) = 42, n(C) = 50, n(A ∩ B) = 26, n(A ∩ C) = 23, n(B ∩ C) = 23, n(A ∩ B ∩ CC) = 15. Find the following values. (a)    n((A ∪ B ∪ C)C) (b)    n(AC ∩ BC ∩ C)

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Q: 2}

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