18:35 a s3.us-east-1.amazonaws.com CS381, Spring 2019 Week 5 Homework 1. List the members of these sets in a roster. Assume U- N (natural numbers). (1) 2. Specify each set using Set Builder notation. Assume U N. (1) a)(0. 5. 10, 15, 25, 30) b) ( 1, 11, 21, 31,41 3. Show each Cartesian Product as a set (roster). given A (a, b) and B (0. 1).(1) b) AxBxA show the content of each set as a roster (2) a)AnB b) BUC c) A-B d)AUC 5. Which statements are true for all sets A and B? (1) 6. Given A = {13, 5). (1) a) Show a roster for the set PA) b) What is | PAxA)1? 7. Given A (1, 3, 5), and B (a, b, c) which of the following sets defines) a function f:A B? (1) 8. Given tZ Z, mark each function as injective, surjective, bijective, or NONE. (2) c) f(x)-x d)t(x)=2.x