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Se considera mulțimea A={1,2,3,…,n+1} n€N Sa se determine: a) nr. submultimilor B ale lui A astrele încât {1,2} ⊂ B b) numărul submultimilor B ale lui A cu proprietatea ca {2,3} ⊂ B ⊂ {1,2,3,…,n} DAU FUNDA!
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36 votes
36 votes
Se considera mulțimea

A={1,2,3,…,n+1} n€N
Sa se determine:
a) nr. submultimilor B ale lui A astrele încât {1,2} ⊂ B
b) numărul submultimilor B ale lui A cu proprietatea ca {2,3} ⊂ B ⊂ {1,2,3,…,n}

DAU FUNDA!!

User Luke Van In
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1 Answer

19 votes
19 votes
The equivalency would be that of 1,2 and 2,3
User Pkr
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