Tagaelenaid
a fost răspuns

Fie multimile A={1,2,3,4,5,6,7} , B={5,6,7,8,9} si C={1,2,3,7,12}. Aflati:

a) A ∪ B;         
b) A ∪ C;
c) B ∪ C;
d) A ∩ B;
e) A ∩ C;
f) B ∩ C;
g) A ∪ B ∪ C;
h) A ∩ B ∩ C;
i) A \ B;
j) B / C;
k) A \ C;
l) A ∪ (B ∪ C). 

Răspuns :

Alinutsa00id
a){1,2,3,4,5,6,7,8,9}
b){1,2,3,4,5,6,7,12}
c){1,2,3,5,6,7,8,9,12}
d){5,6,7}
e){1,2,3,7}
f){7}
g){1,2,3,4,5,6,7,8.9,12}
h){7}
i){1,2,3}
j){5,6,8,9}
k){4,6}
l){1,2,3,4,5,6,7,8,9,12}
Sper ca ti'am fost de ajutor!:-) 

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