Quiz about Intro to Functions

Question 1

Which axis is the horizontal axis?

Accepted Answer

x-axis

Answer

z-axis

Answer

y-axis

Answer

coordinate axis

Question 2

What test is used to determine if a graphed relation is a function?

Accepted Answer

The Vertical Line Test

Answer

The Horizontal Line Test

Answer

The Diagonal Line Test

Answer

The Litmus Test

Question 3

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

Accepted Answer

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

Answer

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

Answer

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

Question 4

What is the range of the given relation?

Accepted Answer

{1, 4, 5, 8}

Answer

{-9, -5, 1, 7}

Answer

{-9, -5, 1, 7, 4, 5, 8}

Answer

{4, 5, 8}

Question 5

What is the domain of the given relation:
{(-1, 2),(3, 5),(-5,7)}

Accepted Answer

{-5, -1, 3}

Answer

{2, 5, 7}

Answer

{1, 2, 3, 5, -5, 7}

Answer

The domain is not given.

Question 6

What is the name of the center point on the coordinate plane?

Accepted Answer

origin

Answer

x-axis

Answer

ordered pair

Answer

quadrant I

Question 7

A relation where every input yields one and only one output is called what?

Accepted Answer

Function

Answer

Relation

Answer

Linear

Answer

Exponential

Question 8

What is the range of the following graph?

Accepted Answer

R: {-5, -1,  0 , 1, 5}

Answer

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

Question 9

A shoe company used packing boxes to ship four orders to retail stores. The number of packing boxes needed to transport the pairs of shoes is a function of the number of pairs ordered for each delivery. This function consists of only the ordered pairs:
(44, 3), (60,4), (72, 5), and (88, 6)
What is the domain for this situation?

Accepted Answer

{44, 60, 72, 88}

Answer

{44, 88}

Answer

{3, 4, 5, 6, 44, 60, 72, 88}

Answer

{3, 4, 5, 6}

Question 10

The total cost of hiring Paul the plumber is a function of the required number of hours needed to complete the repair.  Paul charges $40 per hour up to a maximum of 8 hours, plus a $75 service charge.  What is the greatest value in the range for this situation?

Accepted Answer

395

Answer

115

Answer

8

Answer

320

Question 11

Which graph shows a function with a DOMAIN of all real numbers less than -4?

Accepted Answer

J

Answer

F

Answer

G

Answer

H

Question 12

A freight elevator can carry a maximum cargo weight of 100,000 pounds.  A convention center uses one of these elevators to move 2,500 pound containgers.  The total cargo weight is a function of the number of containers in the freight elevator.  What is the greatest value in the domain for this situation?

Accepted Answer

40

Answer

400

Answer

100,000

Answer

2,500

Question 13

Does the graph represent a function?

Accepted Answer

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

Answer

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

Question 14

Does this mapping diagram represent a function?

Accepted Answer

Yes, because there are no repeating input values

Answer

No, because there are repeating input values

Question 15

Which graph does NOT pass the vertical line test?

Accepted Answer

Graph 1

Answer

Graph 2

Answer

Graph 3

Answer

Graph 4

Question 16

All of the y values or outputs are called what?

Accepted Answer

Range

Answer

Domain

Answer

Relation

Answer

Function

Question 17

Is the relation a function? Why.

Accepted Answer

No, because the x-value 11 has two y-values pair with it.

Answer

Yes, because the x-value 11 has two y-values pair with it.

Answer

Yes, because each x-value has only one y-value paired with it.

Answer

No, because each x-value has only one y-value paired with it.

Question 18

All of the x values or inputs are called what?

Accepted Answer

Domain

Answer

Range

Answer

Relation

Answer

Function

Question 19

Is this a function? Explain.

Accepted Answer

Yes; it passes the vertical line test.

Answer

Yes; it passes the horizontal line test.

Answer

No; it is not a straight line.

Answer

No; there is a line connecting the dots.

Question 20

Question 20.

Accepted Answer

Function

Answer

Not a Function

Question 21

Question 21.

Accepted Answer

Function

Answer

Not a Function

Question 22

Question 22.

Accepted Answer

Not a Function

Answer

Function

Question 23

Question 23.

Accepted Answer

Not a Function

Answer

Function

Question 24

What is the range of the following graph?

Accepted Answer

all real numbers

Answer

all integers

Answer

any real number greater than zero

Answer

it can not be determined

Question 25

Solve: 3(x-4) = -3

Accepted Answer

3

Answer

-3

Answer

5

Answer

-5

Question 26

What is the domain of the relation shown?

Accepted Answer

{-1, 0, 1, 3}

Answer

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

Answer

{0, 2, 3}

Answer

{4}

Question 27

Is this graph a function or not a function?

Accepted Answer

Function

Answer

Not a Function

Question 28

Discrete or Continuous?

Accepted Answer

Discrete

Answer

Continuous

Question 29

Adam earns $10 for each car he washes.

Accepted Answer

Discrete

Answer

Continuous

Question 30

The number of students in each math class compared to the average test score for the class.

Accepted Answer

Discrete

Answer

Continuous

Question 31

Number of minutes studied.

Accepted Answer

Continuous

Answer

Discrete

Question 32

What is the domain of the function shown below?

Accepted Answer

All Real Numbers

Answer

-2 < x < 5

Answer

0 < x < 12

Answer

y > 0

Question 33

Question 33.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 34

Question 34.

Accepted Answer

G

Answer

F

Answer

H

Answer

J

Question 35

Which variable could be used to complete the table so that the relation represents a function?  Assume that each variable has a different value.

Accepted Answer

b

Answer

a

Answer

c

Answer

d

Question 36

A set of ordered pairs is called what?

Accepted Answer

Relation

Answer

Coordinates

Answer

Function

Answer

Vertical Line Test

Question 37

Which axis is the horizontal axis?

Accepted Answer

x-axis

Answer

z-axis

Answer

y-axis

Answer

coordinate axis

Question 38

What test is used to determine if a graphed relation is a function?

Accepted Answer

The Vertical Line Test

Answer

The Horizontal Line Test

Answer

The Diagonal Line Test

Answer

The Litmus Test

Question 39

Sophie earned $1 for every time she got an A on her report card.

m = money
A = A on report card

The dependent variable is:

Accepted Answer

m = money

Answer

A = A on report card

Question 40

Given the points (3, 5) (2, 4) (9, 0)  and  (?, 6). What could replace the ? to create a non-function?

Accepted Answer

3

Answer

1

Answer

4

Answer

7

Question 41

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5)

Accepted Answer

(1, 9)

Answer

(3, 7)

Answer

(4, 1)

Answer

(2, 6)

Question 42

What is the range of the relation shown on the mapping diagram?

Accepted Answer

R:{3, 5, 8}

Answer

R:{-7, 11}

Answer

R:{3, 5, 8, 12}

Answer

R:{all real numbers}

Question 43

Is the relation{(<,>),(^,-),(+,=),(&,%)} a function?

Accepted Answer

yes, since no first element is repeated

Answer

yes, because there are 4 ordered pairs

Answer

no, because functions must have numbers

Answer

no, because the"&" isn't a math symbol

Question 44

{(1,2), (5,4), (X, 1)}
In order for this relation to NOT be a function X must equal what?

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Question 45

Evaluate f(-2) if f(x) = x²+ 3

Accepted Answer

7

Answer

-1

Answer

1

Answer

-7

Question 46

Given h(x) = 5 - 9x, find h(8).

Accepted Answer

h(8) = -67

Answer

h(8) = -360

Question 47

Given g(x) = 4x - 7, find g(-9).

Accepted Answer

g(-9) = -43

Answer

g(-9) = 29

Answer

g(-9) = 43

Answer

g(-9) = -29

Question 48

Given g(x) = 3/4 x + 10, find g(-12).

Accepted Answer

g(-12) = 1

Answer

g(-12) = 19

Question 49

How would you say h(n)

Accepted Answer

h of n

Answer

n of h

Question 50

g(x) = 3x + 1
g(2) = _______

Accepted Answer

7

Answer

6

Answer

8

Answer

9

Question 51

j(x) = 2x + 3
j(-3) = ______

Accepted Answer

-3

Answer

-9

Answer

9

Answer

3

Question 52

For the function f(x) = -3(x-1) find f(0).

Accepted Answer

3

Answer

0

Answer

-3

Answer

-1

Question 53

Carey and Justin are raising money to purchase books for their school's library. The more money they raise, the more books they will be able to purchase for the library.
m = the amount of money Carey and Justin raise
b = the number of books Carey and Justin will be able to purchase
Which of the variables is dependent?

Accepted Answer

b

Answer

m

Question 54

Given f(x) = 4(x-2)+6, evaluate f(-3)

Accepted Answer

f(-3) = -14

Answer

f(-14) = -3

Answer

f(-26) = -3

Answer

f(-3) = -26

Intro to Functions

64 questions

Which axis is the horizontal axis?

What test is used to determine if a graphed relation is a function?

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

What is the range of the given relation?

What is the domain of the given relation:
{(-1, 2),(3, 5),(-5,7)}

What is the name of the center point on the coordinate plane?

A relation where every input yields one and only one output is called what?

What is the range of the following graph?

What is the range of the graph shown?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Intro to Functions

64 questions

Which axis is the horizontal axis?

What test is used to determine if a graphed relation is a function?

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

What is the range of the given relation?

What is the domain of the given relation:{(-1, 2),(3, 5),(-5,7)}

What is the name of the center point on the coordinate plane?

A relation where every input yields one and only one output is called what?

What is the range of the following graph?

What is the range of the graph shown?

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

What is the domain of the given relation:
{(-1, 2),(3, 5),(-5,7)}