Deck 7: Graphs, Functions, and Applications

Question 1

Is the following correspondence a function?

-

Answer 1

False

Question 2

Solve the system of equations by the elimination method.

Answer 2

D

Question 3

Is the following correspondence a function?

-

Answer 3

False

Question 4

Is the following correspondence a function?

-

Question 5

Is the following correspondence a function?

-

Question 6

Is the following correspondence a function?

-

Question 7

Is the following correspondence a function?

- $$\begin{array} { r | r } \text { Name } & \text { Test Score } \\\hline \text { Bob L. } & 91 \\\hline \text { Susan H. } & 83 \\\hline \text { Jim H. } & 76 \\\hline \text { Bruce B. } & 96\end{array}$$

Question 8

Solve the system of equations by the elimination method.

Question 9

Solve the system of equations by the elimination method.

Question 10

Is the following correspondence a function?

-

Question 11

Solve the system of equations by the elimination method.
Find f(-9)when f(x)= -4x - 39.

A)156
B)-3
C)2
D)-39

Question 12

Solve the system of equations by the elimination method.
Find f(3)when f(x)= -x + 5.

A)2
B)6
C)3
D)-2

Question 13

Solve the system of equations by the elimination method.
Find f(-5)when f(x)= -2.

A)-2
B)-5
C)2
D)10

Question 14

Solve the system of equations by the elimination method.

Question 15

Is the following correspondence a function?

-Domain: All students attending the University of Ohio Correspondence: Each student's teachers Range: A set of teachers

Question 16

Is the following correspondence a function?

-

Question 17

Solve the system of equations by the elimination method.
Find g(a + 1)when g(x)= 2x + 4.

A)2a + 4
C)2a + 6
D)2a - 1

Question 18

Solve the system of equations by the elimination method.

Question 19

Is the following correspondence a function?

-Domain: All students attending Laughlin Community College Correspondence: Each student's Social Security Number Range: A set of Social Security Numbers

Question 20

Solve the system of equations by the elimination method.
Find f(-3)when f(x)= 6x - 3.

A)-21
B)21
C)-24
D)-13

Question 21

Find the function value.

Question 22

Solve the problem.

Question 23

Determine whether the graph is the graph of a function.

-

Question 24

Graph the function.
y = -2x - 3

Question 25

Graph the function.

Question 26

Graph the function.

Question 27

Determine whether the graph is the graph of a function.

-

Question 28

Graph the function.

Question 29

Graph the function.

Question 30

Solve the system of equations by the elimination method.

Question 31

Solve the problem.
It has been determined that the number of fish f(t)that can be caught in t minutes in a certain pond using a certain bait is f(t)= .21t + 1, for t > 10. Find the approximate number of fish that can be caught if you fish for 30
Minutes.

A)About 32 fish
B)About 34 fish
C)About 7 fish
D)About 16 fish

Question 32

Graph the function.
f(x)= 3x + 4

Question 33

Graph the function.

Question 34

Determine whether the graph is the graph of a function.

-

Question 35

Graph the function.

Question 36

Determine whether the graph is the graph of a function.

-

Question 37

Graph the function.

Question 38

Solve the system of equations by the elimination method.

Question 39

Solve the problem.

Question 40

Determine whether the graph is the graph of a function.

-

Question 41

Determine whether the graph is the graph of a function.

Question 42

Determine whether the graph is the graph of a function.

-

Question 43

For the function represented in the graph, determine the domain or range, as requested.
f(-2)

A)-1
B)-3
C)1
D)3

Question 44

Determine whether the graph is the graph of a function.
Find the domain.

Question 45

For the function represented in the graph, determine the domain or range, as requested.
f(-1)

A)2
B)-1
C)4
D)-4

Question 46

Solve.
Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a
Function of time. What is the approximate number of cars sold in 1993?

A)500 cars
B)250 cars
C)650 cars
D)600 cars

Question 47

Determine whether the graph is the graph of a function.
Find the range.

Question 48

Determine whether the graph is the graph of a function.
Find the range.

Question 49

Determine whether the graph is the graph of a function.
Find the domain.

Question 50

Determine whether the graph is the graph of a function.
Find the range.

Question 51

Determine whether the graph is the graph of a function.
Find the domain.

Question 52

Solve.
The height h in feet of a projectile thrown upward from the roof of a building after time t seconds is shown in the graph below. How high will the projectile be after 2.2 seconds?
Height (in ft)

A)300 ft
B)350 ft
C)275 ft
D)325 ft

Question 53

Solve.
Cars sold Crafty Bill's Cool Car Sales opened as a used car sales lot in 1991. The graph shows the number of cars sold as a function of time. What is the approximate number of cars sold in 1995?

A)250 cars
B)800 cars
C)600 cars
D)850 cars

Question 54

Determine whether the graph is the graph of a function.
Find the domain.

Question 55

Determine whether the graph is the graph of a function.
Find the domain.

Question 56

For the function represented in the graph, determine the domain or range, as requested.
f(2)

A)4
B)0
C)-4
D)8

Question 57

For the function represented in the graph, determine the domain or range, as requested.
Find the range.

Question 58

Solve.

A)1.6 m
B)1.2 m
C)1.4 m
D)1.0 m

Question 59

For the function represented in the graph, determine the domain or range, as requested.
f(0)

A)0
B)-2
C)2
D)-8

Question 60

Determine whether the graph is the graph of a function.
Find the range.

Question 61

The graph of a function f is provided. Determine the requested function value.
f(x)= 3

A)0, 4
B)3, 1
C)3
D)1

Question 62

A function f is depicted in the graph. Find any input values that produce the indicated output.
f(x)= 3

Question 63

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 64

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 65

The graph of a function f is provided. Determine the requested function value.
f(2)

A)-6
B)-5
C)2
D)-3

Question 66

The graph of a function f is provided. Determine the requested function value.
f(x)= -1

A)-1, 3
B)-1
C)1, -3
D)-3, 5

Question 67

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 68

Find the domain.

Question 69

Find the function value.
f(x)= -8x - 1

A)Slope -1, y-intercept (0, 8)
B)Slope -8, y-intercept (0, -1)
C)Slope 8, y-intercept (0, -1)
D)Slope -1, y-intercept (0, -8)

Question 70

Find the domain.
f(1)

Question 71

Find the function value.
y = -6.9x - 4

A)Slope 6.9, y-intercept (0, -4)
B)Slope -4, y-intercept (0, -6.9)
C)Slope -4, y-intercept (0, 6.9)
D)Slope -6.9, y-intercept (0, -4)

Question 72

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 73

The graph of a function f is provided. Determine the requested function value.
f(x)= 4

A)3
B)-2
C)-3
D)5

Question 74

Find the function value.
y = 8x + 9

A)Slope 9, y-intercept (0, -8)
B)Slope -8, y-intercept (0, 9)
C)Slope 8, y-intercept (0, 9)
D)Slope 9, y-intercept (0, 8)

Question 75

The graph of a function f is provided. Determine the requested function value.
f(x)= -1

A)-1
B)0
C)1
D)2

Question 76

Find the function value.
y = -1.75x + 7.6

A)Slope -1.75, y-intercept (0, 7.6)
B)Slope 7.6, y-intercept (0, -1.75)
C)Slope 1.75, y-intercept (0, 7.6)
D)Slope -1.75, y-intercept (0, -7.6)

Question 77

Find the function value.
f(-1)

A)-5
B)-2
C)-3
D)-1

Question 78

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 79

A function f is depicted in the graph. Find any input values that produce the indicated output.

Question 80

A function f is depicted in the graph. Find any input values that produce the indicated output.