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Mathematics, 08.08.2019 00:30 xaviiaquino3378
8. let r be the relation on the set of all sets of real numbers such that srt if and only if s and t have the same cardinality. show that r is an equivalence relation. what are the equivalence classes of the sets {0, 1, 2) and z?
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8. let r be the relation on the set of all sets of real numbers such that srt if and only if s and t...
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