Răspuns:
5. A={1,3,5,7,9}
B={2,4,6,8}
C={1,4,7,10}
Explicație pas cu pas:
6. A={0,1,2,3,4,5,6,7,8}
B={2,3,4,5,6,7,8,9,10}
C={2,3,4,5,6}
D={1,2,3,4,...,2020} •adica toate numerele de la 1 la 2020•
E={0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32}
F={203}
(la G nu știu)