Example of function senior high Answer: 1. {(3,2), (4,0), (5,1), (2,3)} 2. {(4,2), (3,2), (6,2), (5,2)} Step-by-step explanation: Function is a relation in which each element of the domain is paired with exactly one element of the range. Another way of saying it is that there is one and only one output (y) with each input (x).