Question

Determine os elementos dos conjuntos a seguir: A) A = { x ∈ N | x < 7} B) B = { x ∈ N | 4 < x < 10} C) C = {x ∈ N | 6 ≤ x ≤ 12} D) D = {x ∈ Z | -4 ≤ x ≤ 2} E) E = {x ∈ Z | -2 < x ≤ 5}

Answer 1

a) A = {0, 1, 2, 3, 4, 5, 6}

b) B = {5, 6, 7, 8, 9}

c) C = {6, 7, 8, 9, 10, 11, 12}

d) D = {-4, -3, -2, -1, 0, 1, 2}

e) E = {-1, 0, 1, 2, 3, 4, 5}