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Math Help - Empty Set subset of every set

  1. #1
    Sittie
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    Exclamation I nid an urgent answer please..........

    Why is the empty set a subset of any set? Are infinite sets,equivalent sets? What are joint sets & deijoint sets? What are the ways of describing a set & their examples?
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  2. #2
    Site Founder MathGuru's Avatar
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    The empty Set is a subset of every set because it contains nothing and every set can be said to contain nothing plus whatever it contains.
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