12. A committee of 3 members is to be formed consisting of one representative each from labor, management,and the public. If there are 3 possible representatives from labor, 2 from management, and 4 from the public, determine how many different committees can be formed?
the electric depot received 108 mp3 players, 12 of which are defective . in how many different ways can 6 players be selected if a) nome are defective b) half are defective c) all are defective
Use Warshall’s algorithm to find the transitive closure of the relation R = {(1,1),(1,4), (2,5),(2,3),(3,1),(3,5),(3,4),(4,2)} on the set A = {1,2,3,4,5}.