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March 25, 2017

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Suppose C is a subset of D and D is a Subset of C.

If n(c)=5,find n(D)
what other relationship exists between C and D

  • Elementary Math for Educator - ,

    If C ⊂ D ∪ D ⊂ C
    it implies C = D.
    Thus if the cardinality of C is 5, the cardinality of D is also 5.
    The other relationship is, as mentioned above, C = D.

  • Elementary Math for Educator - ,

    Correction
    If C ⊂ D D ⊂ C
    ...

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