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1. Determinaţi numerele naturale de forma 12x, 5x3, xy . scrise in baza 10,
care se divid cu 2​


Răspuns :

12x=0,2,4,6,8

5x3=1,2,3,4,5,6,7,8,9,0

xy= x-1,2,3,4,5,6,7,8,9,0 si y-0,2,4,6,8