Question

se A=[1,2;3,4] e B=[3,2;4,0;7,8], encontre A.B

Answer 1

AB = {(1,3),(1,2),(1,4),(1,0),(1,7),(1,8),(2,3),(2,2),(2,4),(2,0),(2,7),(2,8),(3,3),(3,2),(3,4),(3,0),(3,7),(3,8),(4,3),(4,2),(4,4),(4,0),(4,7),(4,8)}