1. Write set-builder notation for parts a through c and write roster notation for parts d through f. a) The set of all numbers between 4 and 9. b ) The set of all even numbers. C) The set of numbers on the list 1, 3, 9, 27, 81, ... d) { k | k is a whole number less than 7} e) {w | w is odd and between 6 and 14} f) { r | r is a perfect cube whole number between - 1 and 70} 2. In the following sets, express the elements that satisfy the given conditions: a) List the elements that are not whole numbers in the set {- 4 , -2.1,0, =, 0.5, 2, V5 b ) List the elements that are irrational in the set {-4.7,-1.1010010001 ..., V7, 4.57, 81}