Let A= {0, 1, 2, 3, 4, 5}, B= {2, 4, 6, 8} and C= {1, 3, 5, 7} .
Verify (A ∩ B) ∩ C = A ∩ (B ∩ C)
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Solution :
(A ∩ B) ∩ C:
A ∩ B = {0, 1, 2, 3, 4, 5} ∩ {2, 4, 6, 8}
= {2,4}
(A∩B) ∩ C = {2,4} ∩ {1, 3, 5, 7}
= { }
A ∩ (B ∩ C)
B ∩ C = {2, 4, 6, 8} ∩ {1, 3, 5, 7}
= { }
A ∩ (B ∩ C) = {0, 1, 2, 3, 4, 5} ∩ { }
= { }
(A ∩ B) ∩ C = A ∩ (B ∩ C)
Hence it is verified.
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