Question

What are the ordered pairs? Find AxB, BxA, AxA, BxB, where A={1,2}, B=(3,2,1}​

Answer 1

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

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

A×A= {(1,1),(1,2),(2,1),(2,2)}

B×B= {(3,3),(3,2),(3,1),(2,3),(2,2),(2,1),(1,3),(1,2),(1,1)}

hope it will help u ✨☺️