Quiz about Function Practice

Question 1

Is it a function?

Accepted Answer

It IS NOT a function

Answer

It IS a function.

Question 2

Is it a function?

Accepted Answer

It IS a function.

Answer

It IS NOT a function

Question 3

Is it a function?

Accepted Answer

It IS NOT a function

Answer

It IS a function.

Question 4

Is it a function?

Accepted Answer

It IS a function.

Answer

It IS NOT a function

Question 5

Is it a function?

Accepted Answer

It IS a function.

Answer

It IS NOT a function

Question 6

Is it a function?

Accepted Answer

It IS NOT a function

Answer

It IS a function.

Question 7

Is it a function?

Accepted Answer

It IS NOT a function

Answer

It IS a function.

Question 8

Is this set of ordered pairs a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 9

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 10

Question 10.

Accepted Answer

Function

Answer

Not a Function

Question 11

Which set of values is a function?

Accepted Answer

(6,-5) (7, -3) (8, -1) (9, 1)

Answer

(9,5) (10,5) (9,-5) (10,-5)

Answer

(3,4) (4,-3) (7,4) (3, 8)

Answer

(2, -2) (5, 9) (5, -7) (1, 4)

Question 12

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

Accepted Answer

D: {-4, 0, 1, 2}
R:{-4, -3, 1}

Answer

D: {1, -3, -4,}
R: {0, 1, 2, -4}

Answer

D: {0, 1, 2, 3, 4}
R:{1, -3, -4}

Answer

D: {0, 1, 2, -4}
R: {1, -3, -4, 1}

Question 13

Is this table a function and how can you tell?

Accepted Answer

No it's not a function because the x value 5 has y values of  10 & 12

Answer

Yes its a function because there are not variables for missing numbers

Answer

No it's not a function because the y value 4 repeated

Answer

No it isn't a function because the x value 2 is repeated

Question 14

Which of the following guarantees a table will not be a function?

Accepted Answer

An x value repeats and has different y values

Answer

A x value repeats

Answer

An y value repeats

Answer

A y value repeats and has different x values

Question 15

Which of the following guarantees a set of ordered pairs will not be a function?

Accepted Answer

An x value repeats and has different y values

Answer

An x value repeats

Answer

A y value repeats

Answer

A y value repeats and has different x values

Question 16

Which of the following best describes a function?

Accepted Answer

A special relationship where each x value has only one y value

Answer

A special relationship where each x and y are individually paired

Answer

A special relationship where each y value has only one x value

Answer

A special relationship where each the x and y value and always equal

Question 17

Look at this graph. Is the relation a function?

Accepted Answer

yes

Answer

no

Question 18

Question 18.

Accepted Answer

Not a Function

Answer

Function

Question 19

Is this table a function or not a function?

Accepted Answer

Not a Function

Answer

Function

Question 20

Level 1 Find the missing OUTPUT value.

Accepted Answer

2

Answer

8

Answer

-2

Answer

-8

Question 21

Level 1 Find the missing OUTPUT value.

Accepted Answer

9

Answer

-2

Answer

3

Answer

-7

Question 22

What are the x values called?

Accepted Answer

inputs

Answer

outputs

Answer

domains

Question 23

What are the y-values called?

Accepted Answer

Outputs

Answer

Inputs

Answer

Domains

Question 24

Which description matches this graph?

Accepted Answer

Prices decreased slowly.

Answer

Jobs have fluctuated with the level of the pound.

Answer

Profits decreased sharply then remained steady.

Answer

Inflation has levelled out at an acceptable rate

Question 25

Which description matches this graph?

Accepted Answer

Sales fell sharply then remained steady before decreasing.

Answer

Sales increased slowly before rocketing.

Answer

Prices decreased dramatically then slowly rose.

Answer

Profits hit rock bottom before increasing sharply.

Question 26

Which description matches this graph?

Accepted Answer

Sales increased slowly at first before rising dramatically.

Answer

Sales started well then stayed the same.

Answer

Profits decreased dramatically then remained steady.

Answer

Profits decreased at first before rocketing.

Question 27

Which description matches this graph?

Accepted Answer

Profits hit the rock bottom before increasing sharply.

Answer

There was a steep rise in sales of tennis shoes in 2017.

Answer

Sales of produce remained the same in recent years.

Answer

The price of GMO vegetables has shown a steady increase.

Question 28

Choose the best situation for the graph.

Accepted Answer

A monkey swings from a high branch to a lower branch. He climbs along the branch. Then he jumps to a higher branch and takes a nap.

Answer

A car is moving at a constant speed for several minutes. When it approaches a red light, it slows down and comes to a stop.

Answer

A plant grows steadily and then has a growth spurt during the rainy season. It remains the same height for a while and then grows steadily again.

Answer

A family buys a fish tank and some fish. After two weeks, they buy some more fish. After two more weeks, they buy even more fish.

Question 29

What happened during A to B point?

Accepted Answer

moving at a constant speed

Answer

not moving

Answer

increasing speed at a constant rate

Answer

moving at 10 m/s²acceleration

Question 30

What happened during C to D point?

Accepted Answer

not moving

Answer

increasing speed at a constant rate

Answer

moving at a constant speed

Answer

moving at 0 m/s²acceleration

Question 31

This graph represents Matthew taking his dogs out for a walk.  Along which section of the graph is Matthew moving the fastest?

Accepted Answer

E

Answer

A

Answer

B

Answer

D

Question 32

What is happening in the graph between 30 and 40 minutes?

Accepted Answer

Sarah is not moving

Answer

Sarah is accelerating

Answer

Sarah is slowing down

Answer

Sarah is travelling at a constant speed

Question 33

How many times does this object STOP moving?

Accepted Answer

Once

Answer

None

Answer

Twice

Answer

Three times

Question 34

Question 34.

Accepted Answer

H

Answer

F

Answer

G

Answer

J

Question 35

Question 35.

Accepted Answer

F

Answer

H

Answer

G

Answer

I

Question 36

Question 36.

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 37

The distance-time graphs shown represent the motion of a car. Which of the following graphs represents the car at constant speed?

Accepted Answer

graph A

Answer

graph B

Answer

graph C

Answer

graph D

Question 38

According to the graph how far does the person travel in the first 5 seconds?

Accepted Answer

5 m

Answer

2 m

Answer

10 m

Answer

0 m

Question 39

Question 39.

Accepted Answer

Tom walked home then he stopped and waited to watch the sky. After that, he ran to get home .

Answer

Opposite Tom's home is a hill. Tom climbed slowly up the hill, walked across the top, and then ran quickly down the other side.

Answer

Tom was walking to the park. He stopped and waited so the baby chicks could pass.

Question 40

Which situation might this graph describe?

Accepted Answer

Running part way across a football field, picking up a football, running back to the start

Answer

Driving to raleigh, stopping, and coming back home.

Answer

Running a mile, taking a break, running back home

Answer

Biking to a friends house, stay the night, bike back home.

Question 41

Select the graph that best illustrates the story.

Accepted Answer

b

Answer

a

Answer

c

Answer

d

Question 42

Select the graph that best illustrates the story.

Accepted Answer

b

Answer

a

Answer

c

Answer

d

Question 43

Fill in the missing value.

Accepted Answer

14

Answer

17

Answer

-16

Answer

0

Question 44

Fill in the missing value.

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 45

Fill in the missing value.

Accepted Answer

-81

Answer

-61

Answer

-41

Answer

119

Question 46

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, what is the input.

Accepted Answer

{0, 1, 2, -4}

Answer

{1, -3, -4,}

Answer

{0, 1, 2, 3, 4}

Question 47

What is the output of the graph?

Accepted Answer

From 1 to 5

Answer

From 5 to 1

Answer

From 1 to 4

Question 48

Does the graph represent a function?

Accepted Answer

No, because there are repeating input values

Answer

Yes, because there are no repeating input values

Question 49

Identify the input of the following relation

Accepted Answer

{-6, 0, 2, 4}

Answer

{-6, 14, 2, 28}

Answer

(-6,14), (0,32), (2,38), (4,44)

Answer

{14, 32, 38, 44}

Question 50

What is the output of the table?

Accepted Answer

{-4, 0, 1, 3}

Answer

{-2, 0, 2, 3}

Answer

{-4, -2, 0, 1, 2, 3}

Answer

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

Question 51

What is the output of the following graph?

Accepted Answer

{-5, -1, 0 , 1, 5}

Answer

{-4, -2, 0, 3, 6}

Answer

(-4, 1) ( 6, 0)

Answer

(6, 0)

Question 52

What is the input?

Accepted Answer

1, 2, 5

Answer

0, 4, 10, 12

Answer

1, 2, 4, 5, 10, 12

Answer

0, 4, 10, 4, 12

Question 53

What is the output?

Accepted Answer

0, 4, 10, 12

Answer

1, 2, 4, 5, 10, 12

Answer

0, 4, 10, 4, 12

Answer

1, 2, 5

Question 54

Is this table a function and how can you tell?

Accepted Answer

No it's not a function because the x value 5 has 2 outputs.

Answer

Yes its a function because there are not variables for missing numbers

Answer

No it's not a function because the y value 4 repeated

Answer

No it isn't a function because the x value 2 is repeated

Function Practice

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