How Do We Determine If The Relation Is A Function

How do we determine if the relation is a function

 

Answer:

ANSWER: Sample answer: You can determine whether each element of the domain is paired with exactly one element of the range. For example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.

Step-by-step explanation: