Se A = {x ∈ R | -1 < x < 1} , B = {x ∈...

A

{x ∈ R | -1 ≤ x <0}

B

{x ∈ R | 0 ≤ x <1}

C

φ

D

{x ∈ R | 0 ≤ x <3}

E

{x ∈ R | 2 < x <3}