Question: Let A, B, and C be any three events. Use Venn diagrams to show that (a) A (B C) = (A B)

Let A, B, and C be any three events. Use Venn diagrams to show that
(a) A ∪ (B ∪ C) = (A ∪ B) ∪C
(b) A ∩ (B ∩ C) = (A ∩ B) ∩C

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