Explicație pas cu pas:
Ex5
A={1,3,5,7,9}
B={2,4,6,8}
C={1,4,7,10}
Ex6
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..... 2020}
E={ 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32}
F={203}
G= -
La ultimul ex nu se vede ce se cere.
