Quiz about Functions and Relations

Question 1

What is the definition of function?

Accepted Answer

Each input has exactly one output

Answer

Each input has outputs

Answer

Each output has exactly one input

Answer

A list of x-values and y-values

Question 2

A set of ordered pairs is called what?

Accepted Answer

A Relation

Answer

An Expression

Answer

A Function

Answer

The Vertical Line Test

Question 3

Which relation is not a function?

Accepted Answer

{(1,-5), (-1,6), (1,5), (6,-3)}

Answer

{(1,-5), (3,1), (-5,4), (4,-2)}

Answer

{(2,7), (3,7), (4,7), (5,8)}

Answer

{(3,-2), (5,-6), (7,7), (8,8)}

Question 4

Which relation is a function?

Accepted Answer

{(0,2), (1,3), (2,3), (3,2)}

Answer

{(0,1), (1,2), (3,3), (3,4)}

Answer

{(1,3), (2,2), (2,0), (3,4)}

Answer

{(1,2), (2,2), (3,2), (1,3)}

Question 5

Given: {(5, 2), (7, 4), (9, 10), (x, 5)}, which of the following values substituted for x will make this relation a function?

Accepted Answer

4

Answer

7

Answer

9

Answer

5

Question 6

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 7

Question 7.

Accepted Answer

Function

Answer

Not a Function

Question 8

Is this graph a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 9

Which graph is not a function?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 10

Which graph is a function?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 11

Is this graph a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 12

Is this table a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 13

Is this table a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 14

Is the relation in the table a function?

Accepted Answer

Yes, each input has exactly one output

Answer

No, each input has exactly one output

Answer

Yes, each input has multiple outputs

Answer

No, each input has multiple outputs

Question 15

Is the relation in this table a function?

Accepted Answer

Yes, each input has exactly one output

Answer

No, each input has more than one output

Answer

No, the cost of the movies is different

Answer

Yes, each output has exactly one input

Question 16

List the ordered pairs represented in the mapping.

Accepted Answer

(1,-1), (1,-2), (2,-3), (2,-4)

Answer

Input and Output

Answer

(-1, 1), (-2, 1), (-3,2), (-4,2)

Answer

(1,1) (2,4)

Question 17

Is this mapping a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 18

Determine if the relation is a function

Accepted Answer

Not a function, each input has more than one output

Answer

Yes it is a function, because each input has exactly on output

Answer

Not a function, input is equal to output

Answer

Yes it is a function, -1/2 is a fraction of 2

Question 19

Determine if the relation is a function

Accepted Answer

Yes, each input has one output

Answer

Yes, each output has one input

Answer

No, because the pattern is 4

Answer

No, each input is the same as the output

Functions and Relations

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics