Relations and Functions Domain and Range

Does this mapping diagram represent a function?

• No, because there are repeating input values

• Yes, because there are no repeating input values

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values

• No, because the vertical line test shows there are repeating input values

What is the domain of the following graph?

• D: {-5, -1,  0 , 1, 5}

• D: {-4, -2, 0, 3, 6}

What is the range?

• the set of all x-values

• the set of all y-values

What is the domain?

• the set of all x-values

• the set of all y-values

A relation where every input in matches with exactly one output is called what?

• Relation

• Linear

• Exponential

• Function

The graph of a relation is shown below. Is the relation a function?

• Yes

• No

• Cannot be determined from a graph

The graph of a relation is shown below. Is the relation a function?

• Yes

• No

• Cannot be determined from a graph

Is the relation in the table below a function?

• Yes

• No

The following relation is a function.

{(10, 12), (5, 3), (15, 10), (5, 6), (1, 0)}

• True

• False