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enumerati elementele multimii:
A={x/x apartine N,10<3 la puterea x< sau egal 81}


Răspuns :

ca sa.l aflam pe x

3x</=81 => x </=81/3=>x</=27

10<27=> x€{11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26}