Respostas

  • Usuário do Brainly
2014-08-05T15:57:22-03:00
A={x ∈ R / x  ≤ 5}
{5,4,3,2,1,0,-1,...}

b={x ∈ R /-3 < x < 4}
 {-2,-1,0,1,2,3}

c={x ∈ R / -2 ≥ x}
{-2,-3,-4,-5,-6,..}
1 5 1