Explain your answer using an equation/ This is the Sheldon questions

do you have a picture of the table

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.

$450 i think. hope this ☺