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Let A, B be two subsets of some universal set U. Prove that if (A U B)c = A" U BC, then A = B.

Please help me on proving that A = B. Explanation would also be really helpful.


Screen Shot 2018-06-04 at 3.15.47 AM.png

Screen Shot 2018-06-04 at 3.15.47 AM.png

2.5.23. Let A, B be two subsets of some universal set U. Prove that if (A U B)c = A“ U BC, then A = B.

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(A ∪ B) c = A... View the full answer

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If possible suppose A  ≠  B, Since A  ≠  B, there must exist an element x that belongs to one amongst A,B and... View the full answer

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