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    Set Theory - : Commutative Laws : Prove that AUB = BUA

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    Modern Algebra
    Set Theory (VIII)
    Laws of Algebra of Sets
    Commutative Laws

    To prove the Commutative Law AUB = BUA

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    Modern Algebra
    Set Theory (VIII)
    Laws of Algebra of Sets
    Commutative Laws

    By:- Thokchom Sarojkumar Sinha

    Prove that

    Solution:- or

    or
    [For is a tautology]

    Thus

    ...

    Solution Summary

    Commutativity of union in sets is proven. The solution is detailed and well presented.

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