Question

Let A={1,2,3,4} and let R be a binary relation on A x A given by" ((a,b),(c,d))∈R and if and only if a divides c and b divides d. Let A={1,2,3,4} and let R be a binary relation on A x A given by" ((a,b),(c,d))∈R and if and only if a divides c and b divides d. @Mathematics

Answer 1

Need to show that R is an order?

Answer 2

Yes I understand and I would do that for each one?