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Find the number of elements in sets are pairwise disjoint

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Reference no: EM131573412

Question: Find the number of elements in A1 ∪ A2 ∪ A3 if there are 100 elements in A1, 1000 in A2, and 10,000 in A3 if

a) A1 ⊆ A2 and A2 ⊆ A3.

b) the sets are pairwise disjoint.

c) there are two elements common to each pair of sets and one element in all three sets.

Reference no: EM131573412

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