a fost răspuns

A={3;8;9;12}
B={8;9}
C={3;12;16;19}
​

A38912B89C3121619 class=

Răspuns :

MaricicaLaScoalaask
a) {3,8,9,12}
b) {8,9,12,16,19}
c) { 3,12}
d) {8,9}
e) {3,12}
f) {16,19}
h) nu stiu, imi pare rau