Kibiie L.

asked • 01/07/21

Let A, B, and C be subsets of a universal set U

Let AB, and C be subsets of a universal set U and suppose n(U) = 200,n(A) = 23, n(B) = 25, n(C) = 29, n(A ∩ B) = 8, n(A ∩ C) = 9, n(B ∩ C) = 16,and n(A ∩ B ∩ C) = 6. Compute:

(a)     n[A ∩ (B ∪ C)]

 


(b)      n[A ∩ (B ∪ C)c]


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