Let A, B, C U. Prove that (A B) U C = A (B

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Let A, B, C ⊂ U. Prove that
(A ∩ B) U C = A ∩ (B U C) if and only if C ⊂ A.

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Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

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Question Posted: Jun 21, 2016 08:18 AM

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Let A, B, C U. Prove that (A B) U C = A (B

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Suppose that A B U C A B U C and that x C Then x C x A B U C x A B U C C A so x A and ...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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