2 Answered Questions for the topic Universal Sets

Universal Sets Finite Math Disjoint Subsets

11/25/20

Let U be a universal set with disjoint subsets A & B. n(U)=55, n(A)=25, n(B)=10. Find n(A' u B)
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Universal Sets

09/01/15

Let A and B be subsets of U with ?n(A)=49, ?n(B)=64, ?n(A')=48, and ?n(AnB)=22. Find ?n(A?B').
I need help solving this one question
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