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determinati multimea divizorilor comuni a lui 18 si 63

Răspuns :

{3; 9}
Sper ca te-am ajutat!
D18={1,2,3,6,9,18,-1,-2,-3,-6,-9,-18}
D63={1,3,7,9,21,63,-1,-3,-7,-9,-21,-63}

D18∩D63={1,3,9,-1,-3,-9}