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Scrieti submultimile multimilor A={0} B={1,2} C={-1,0,1}

Răspuns :

subm a mult A        {0} SI ∅
SUBM A MULT B  {1} {2} {1 2}  SI ∅
SUBM A MULT C  {1} {0} [1, 0} SI ∅
Submultimea multimii A= 0 sau multime vida
Submultimea multimii B={1} sau {2}
Submultimea multimii C={-1} sau {0} sau {1}