Question

Dados os conjuntos A= {1,2,3} e B= {2,3,4,5,6} use diagrama de Venn e efetue
a)AUB
b)A∩B
c)A-B
d)B-A

Answer 1

A) AUB={1,2,3,4,5,6}
B) A∩B={2,3}
C) A-B={1}
D)B-A={4,5,6}