3427 Asked: June 2023 Exercise 1.4Next,AUBThen, (AUB) n(AUC)= {2,3,4,5,8),thertom (1) and (2), it is verified1. If P = {1,2,5,7,9}, Q = {2,3,5,9,11}, R = {3,4,5,7,9}= {3,4,5,7,9) and