Question

Let A = {2, 4} and B = {2, 4, 6} and define a relation R for A to B as follows:

Question: Which ordered pairs belongs to relation R?

Answer 1

for all (x, y) ∈ A × B

(x, y) ∈ R if and only if y > x + 1

$R=\{(2,4),(2,6),(4,6)\}$