Question

Dados os conjuntos A= {2 4 6 8 10 12} B= {3 6 9 12 15} e C= {0 5 10 15 20}
determine
a= A U B
b= A U B
c=A ∩ B ∩ C
d= (A U (B ∩ C)
e= (A U B) ∩ (A U B)

Answer 1

A) AUB= { 2,3,4,6,8,9,10,12,15}
b) AUB= idem
c) { }
d) AU{15} = {2,4,6,8,10,12,15}
e) {2,3,4,6,8,10,12,15}