listing elements from set builder notation by harmtedy

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1. A) List the elements of each of the following sets
i) {x: x is natural number less than 5}
ii) {x: x is a negative integer greater than − 3}
iii) {x: x is a positive number less than − 5} ∪ {1,2,3}
iv) {x: x is a positive even number less than 10} ∩ {x: x is an integer. }
v) {x: x = 4k − 1, where k = 0,1,2,3,4, 5}
vi) {x: x is an integer} ∩ {1, √2, 3.14,7}
B) Given that � = {−2, −1,0,1,2} .List the elements of the following sets
i) {�3: � ∈ �} ii) {�2 + �: � ∈ �} iii){2⁄� + 1 : � ∈ �} iv) {3�2 + 1: � ∈ �}