asked 31.3k views
18 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!!

asked
User Arshad
by
8.3k points

1 Answer

5 votes
The equivalency would be that of 1,2 and 2,3
answered
User Mrgloom
by
8.1k points
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