Question

Which of the following sets is equal to {1, 2, 3, ...}?

{x | x R, x > 1}

{x | x R, x ≥ 1}

{x | x N, x ≥ 1}

Answer 1

c

Answer 2

because it is x is equal to and greater then 1, since 1,2,3 ... is the set of natural numbers it is n

Answer 3

does that make sense?

Answer 4

yeah thank you