Question

Sejam os conjuntos numéricos A = {2, 4, 8,12,14}; B = {5,10,15, 20, 25}; C = {1, 2, 3,18, 20}. Encontre o que se pede; (A) B∩C = (B) A - C = (C) A∩C = (D) A U C =

Answer 1

a) B ∩ C = 20
b) A - C = 4, 8, 12, 14
c) A ∩ C = 2
d) A U C = 1,2,3,4,8,12,14,18,20