Question

O conjunto A= { x ∈ R / -3 ≤ x ≤ 1} corresponde ao intervalo:


a) [- 3, 1)
b) [- 3, 1]
c) (- 3, 1)
d) (- 3, 1]
​

Answer 1

A= { x ∈ R / -3 ≤ x ≤ 1} => b) [- 3, 1]