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Akyna
a fost răspuns

A={x ∈ n/x divide 12}
B={x∈ n/x divide5}
C={x∈ z/ x divide 15}
D={x∈ z/x divide 42}
Aflati multimile A,B,C,D.

Răspuns :

A={1,2,3,4,6,12}
B={1,5}
C={1,3,5,15}
D={1,2,3,6,7,14,21,42}............scuze, asa se intampla cand scriu in graba!

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