Question

Sendo A = {1, 3} e B = {2,4}, determine: a) AXB c) A² b) BXA d) B²​

Answer 1

Explicação passo-a-passo:

a) A×B = { (1,2), (1,4), (3,2) , (3,4)}

b) B×A= { (2,1), (2,3), (4,1) , (4,3)}

c) A²= { ( 1,1), (1,3) , (3,1), (3,3)}

d) B²= { (2,2), (2,4) , (4,2), (4,4)}