Question

Dados os conjuntos A ={0,1,2,...10} e B={ 1,2,3,...9},então:

(a)A∩B=Ø
(b)AUB=B
(c)A∩B=A
(d)AUB=A​

Answer 1

A ∩ B = {X ∈ IN | 1 ≤ x ≤ 9} = B

A ∪ B =  {X ∈ IN | 0 ≤ x ≤ 10} = A

A ∩ B = B

A ∪ B = A