Răspuns :
Răspuns:
1.
A={1,2,3,4,5}
B={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,........,36}
C={1,2,3,4,5,6,7,8,9,10,.......,58,........n..}
D={2000,3000,4000,5000......100000...}
2.
A={-1,0,1,2,3,4}
B={....-n.....-5,-4,-3,-2,-1,0,1,2}
C={-5,-4,-3,-2,-1,0,1,2,3,4,5}
D={100,200,300,400,.........9000......n...}
3.
a) D lui 12={1,12,2,6,3,4}
b) D lui 18={1,18,9,2}
c) D lui 24={1,24,3,8}
d) D lui 19={1,19}
e) D lui 48={1,48,6,8}
f) D lui 72={1,72,9,8}
g) D lui 96={1,96,2,48,3,32,4,24,6,16,8,12}
h) D lui 111={1;111}
i) D lui 162={1,162,2,3,6,9,81,54,27,18}
j) D lui 252={1,252,2,126,3,84,4,63,6,42,7,36,9,28}