Question

Operaçoes com intervalos
A {-1, 1 }
B {2, + ∞ [

A_________
B_________
AUB_________
A ∩ B_________

Answer 1

Bom dia,

A = {-1, 0, 1}
B = {2, ∞}
AUB = {-1, 0, 1, 2, ∞}
A∩B = Ø

Abraços.