Question

Com base no diagrama anterior, responda:

a) A U B b) A ∩ B c) A – B d) B – A

Answer 1

Resposta:

a) AUB = {1,2,3,4,5,6}

b) A∩B = {2,3}

c) A - B = { 1 }

d) B - A = {4,5,6}