Problema Solution

Venn Diagram - numbers represent cardinalities.

n(U) = 60

n(A) = 27

n(B) = 17

n(A intersection B) = 2

Find: n(AuB)' (A union B) complement

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Answer provided by our tutors

Venn Diagram - numbers represent cardinalities.

n(U) = 60

n(A) = 27

n(B) = 17

n(A intersection B) = 2

Find: n(AuB)' (A union B) complement

Solution:

n(AuB) = n(A)+n(B)-n(A intersection B) = 27+17-2 = 42

n(AuB)' = n(U)-n(AuB) = 60-42 = 18

So n(AuB)' (A union B) complement = 18