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Topic: how to prove even subsets equal to odd subsets
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Posts: 1
From: merida
Registered: 7/28/07
how to prove even subsets equal to odd subsets
Posted: Nov 8, 2013 8:40 PM
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hi guys there is question that i dont know how to prove it . we have set A={1,2,3,…,n},O={B|B⊆A, odd B},E={B|B⊆A, even B} it ask to prove that subsets even equal to subsets odd by proving that f:O→E is an injective and surjective function

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