Question

let A=(1, 2,3)and B=(3, 4) and C=(4, 5,6) find (A×B) U (B×A)​

Answer 1

Answer:

A×B= (1,3), (1,4), (2,3), (2,4), (3,3), (3,4)

B×A= (3,1), (3,2), (3,3), (4,1), (4,2), (4,3)

(A×B) union (B×A) = (1,3), (1,4), (2,3), (2,4), (3,4), (3,1), (3,2), (3,3), (4,1), (4,2), (4,3)