Răspuns :
A= 2504,2514,2524,2534,2544,2554,2564,2574,2584,2594
B=20,25
C=70,80
D=305,315,325,335,345,355,365,375,385,385,395
E=91,93,95,97,99
F=24,26,27,28,29,31
B=20,25
C=70,80
D=305,315,325,335,345,355,365,375,385,385,395
E=91,93,95,97,99
F=24,26,27,28,29,31
A={2504,2514,2524,2534,2544,2554,2564,2574,2584,2594}
B={20,25}
C={70,80}
D= este o mulțime vida
E={91,93,95,97,99}
F={24,26,27,28,29,31}
B={20,25}
C={70,80}
D= este o mulțime vida
E={91,93,95,97,99}
F={24,26,27,28,29,31}