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Statement of a problem № m97537

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Using the laws of set theory, simplify each of the following: (a) A ∩ (B - A) (b) (A ∩ B) ∪ (A ∩ B ∩  ∩ D) ∪ ( ∩ B) (c) (A - B) U (A ∩ B) (d)




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