How do you write "G is the set of odd natural numbers that are less than 18" in roster form? in set builder notation?

Question

Answer 1

Roster form:

G = {1, 3, 5, 7, 9, 11, 13, 15, 17}

Set builder notation:

G = {x | x ∈ ℕ, x is odd, x < 18}