Question

Given X = {1, 2, 3} and Y = {4, 5}. Show that: X × Y ≠ Y× X.​

Answer 1

Step-by-step explanation:

X×Y= {(1,4),(1,5),(2,4),(2,5),(3,4),(3,5)}

and, Y×X= {(4,1),(4,2),(4,3),(5,1),(5,2),(5,3)}

Therefore, X×Y is not equal to Y×X.