convert to the listing method. it is ok to include ellipses where appropriate. remember that the set n includes 0, which is an even number. i. {x : x ∈ n and x < 6} ii. {x ∈ n : x ≤ 55 and x is even} iii. {x ∈ n : x is odd} iv. {x ∈ s : 2x ∈ s} where s