determinati numarul natural x pt care au loc egalitatile:121 in baza 3=x in baza 4:
34 inbaza5=x in baza 2:
110011 in baza 2=x in baza 10:
1210 in baza 4=x in baza 3
110011 in baza 2=x in baza 10:
1210 in baza 4=x in baza 3