Quiz about Unit 4A Functions Review

Question 1

Which diagram correctly maps the following points?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Accepted Answer

Question 2

Is the following set a function?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Accepted Answer

Yes

Answer

No

Question 3

Is the following set a function?
{(-7, 2), (-2, 7), (-6, 9), (-1, 4), (-2, 5), (-5, 9)}

Accepted Answer

No

Answer

Yes

Question 4

Is the following table linear?

Accepted Answer

No

Answer

Yes

Question 5

Is the following table linear?

Accepted Answer

No

Answer

Yes

Question 6

Is the following table linear?

Accepted Answer

Yes

Answer

No

Question 7

Is the following table linear?

Accepted Answer

Yes

Answer

No

Question 8

Which map matches the set of numbers in the table?

Accepted Answer

Question 9

Is the set in the following table a function?

Accepted Answer

No

Answer

Yes

Question 10

What are the requirements for a set of ordered pairs to represent a linear function? Select ALL that apply!

Accepted Answer

You can draw a straight line through the graph of all the ordered pairs.

Accepted Answer

You can draw a vertical line on the graph and only hit one point.

Accepted Answer

Each input must only have one output.

Answer

The ordered pairs must be positive.

Answer

Each input must have more than one output.

Question 11

Is the following table linear or non-linear?

Accepted Answer

Linear

Answer

Non-Linear

Question 12

Is the following table linear or non-linear?

Accepted Answer

Non-Linear

Answer

Linear

Question 13

Does the following table represent a linear function?

Accepted Answer

No

Answer

Yes

Question 14

Does the following table represent a linear function?

Accepted Answer

Yes

Answer

No

Question 15

Does the following table represent a linear function?

Accepted Answer

Yes

Answer

No

Question 16

Select which function is linear.

Accepted Answer

Question 17

Does the following table represent a linear or non-linear function?

Accepted Answer

Non-Linear

Answer

Linear

Question 18

Does the following map represent a function? Why?

Accepted Answer

It is a function because none of the x-values are repeated.

Answer

It is not a function because none of the x-values are repeated.

Answer

It is a function because some of the x-values are repeated.

Answer

It is not a function because some of the x-values are repeated.

Question 19

Does the following map represent a function? Why?

Accepted Answer

It is not a function because some of the x-values are repeated.

Answer

It is a function because none of the x-values are repeated.

Answer

It is not a function because none of the x-values are repeated.

Answer

It is a function because some of the x-values are repeated.

Question 20

Does the following graph represent a function? Why?

Accepted Answer

Yes because each x-value corresponds to exactly one y-value.

Answer

No because each x-value corresponds to exactly one y-value.

Answer

Yes because each x-value corresponds to more than one y-value.

Answer

No because each x-value corresponds to more than one y-value.

Question 21

A line contains the points (-3, 4), (-5, 7), (2, 3), (7, 5), and (-1, -1). Is it a function?

Accepted Answer

Yes

Answer

No

Question 22

Look at the following ordered pairs. Select the ones that ARE functions.

Accepted Answer

(0, 0)
(1, -5)
(2, -5)
(3, 0)

Accepted Answer

(0.5, 1)
(1, 0.5)
(1.5, 2)
(2, 1.5)

Accepted Answer

(0, 1.5)
(1, 1.5)
(2, 1.5)
(3, 1.5)

Answer

(1, 2)
(1, 3)
(1, 4)
(1, 5)

Answer

(-6, 3)
(-2, 5)
(1, 3)
(-6, 2)

Question 23

Which of the following represents proportional relationships? Select ALL that apply.

Accepted Answer

Maria is paid $16 per hour for babysitting.

Accepted Answer

Cindy purchases apples at the grocery store for $2.99 per pound.

Answer

Alex rented a sailboat at a lake for $20 an hour plus $12 for his life jacket.

Answer

Mark's carpet cleaning service charges $50 dollars for a service fee plus $25 per hour.

Unit 4A Functions Review

25 questions

Which diagram correctly maps the following points?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?
{(-7, 2), (-2, 7), (-6, 9), (-1, 4), (-2, 5), (-5, 9)}

Is the following table linear?

Is the following table linear?

Is the following table linear?

Is the following table linear?

Which map matches the set of numbers in the table?

Is the set in the following table a function?

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Unit 4A Functions Review

25 questions

Which diagram correctly maps the following points?{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?{(-7, 2), (-2, 7), (-6, 9), (-1, 4), (-2, 5), (-5, 9)}

Is the following table linear?

Is the following table linear?

Is the following table linear?

Is the following table linear?

Which map matches the set of numbers in the table?

Is the set in the following table a function?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Which diagram correctly maps the following points?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?
{(2, 21), (4, 21), (6, 5), (8, 7)}

Is the following set a function?
{(-7, 2), (-2, 7), (-6, 9), (-1, 4), (-2, 5), (-5, 9)}