Question 1

Is the following correspondence a function?
-

Accepted Answer

A) True 
 B)False

Question 2

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

Accepted Answer

A)    {−4,−3,−2,−1,0,1,2,3,4}\{ - 4 , - 3 , - 2 , - 1,0,1,2,3,4 \}{−4,−3,−2,−1,0,1,2,3,4} 
B)    {x∣−5≤x≤3}\{ x \mid - 5 \leq x \leq 3 \}{x∣−5≤x≤3} 
C)    {x∣−3≤x≤3}\{ x \mid - 3 \leq x \leq 3 \}{x∣−3≤x≤3} 
D)    {−5,−4,−3,−2,−1,0,1,2,3}\{ - 5 , - 4 , - 3 , - 2 , - 1,0,1,2,3 \}{−5,−4,−3,−2,−1,0,1,2,3}

Question 3

Is the following correspondence a function?
-Domain: All students attending the University of Ohio Correspondence: Each student's teachers
Range: A set of teachers

Accepted Answer

A) True 
 B)False

Question 4

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

Accepted Answer

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

Question 5

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

Accepted Answer

A)    {−5,−4,−3,−2,−1,0,1,2,3,4,5}\{ - 5 , - 4 , - 3 , - 2 , - 1,0,1,2,3,4,5 \}{−5,−4,−3,−2,−1,0,1,2,3,4,5} 
B)    {x∣0≤x≤4}\{ x \mid 0 \leq x \leq 4 \}{x∣0≤x≤4} 
C)    {x∣−2≤x≤2}\{ x \mid - 2 \leq x \leq 2 \}{x∣−2≤x≤2} 
D)    {x∣2≤x≤4}\{ x \mid 2 \leq x \leq 4 \}{x∣2≤x≤4}

Question 6

Graph the function.
- f(x) =14x+4f ( x )  = \frac { 1 } { 4 } x + 4f(x) =41​x+4

Accepted Answer

A)  
B)  
C)  
D)

Question 7

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

Accepted Answer

A)    {x∣−18≤x≤18}\{ x \mid - 18 \leq x \leq 18 \}{x∣−18≤x≤18} 
B)    ∣x∣−3≤x≤3}| x | - 3 \leq x \leq 3 \}∣x∣−3≤x≤3} 
C)    ∣x∣−5≤x≤5}| x | - 5 \leq x \leq 5 \}∣x∣−5≤x≤5} 
D)   all real numbers  B

Question 8

Find the function value.
-Find  f(2a) f ( 2 a ) f(2a)   when  f(x) =3x2+6xf ( x )  = 3 x ^ { 2 } + 6 xf(x) =3x2+6x .

Accepted Answer

A)    12a2+6a12 a ^ { 2 } + 6 a12a2+6a 
B)    6a2+12a6 a ^ { 2 } + 12 a6a2+12a 
C)    3a2+12a3 a ^ { 2 } + 12 a3a2+12a 
D)    12a2+12a12 a ^ { 2 } + 12 a12a2+12a

Question 9

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

Accepted Answer

A)    {−5,−4,−3,−2,−1,0,1,2,3,4,5}\{ - 5 , - 4 , - 3 , - 2 , - 1,0,1,2,3,4,5 \}{−5,−4,−3,−2,−1,0,1,2,3,4,5} 
B)    {x∣2≤x≤−2}\{ x \mid 2 \leq x \leq - 2 \}{x∣2≤x≤−2} 
C)    {x∣−2≤x≤2}\{ x \mid - 2 \leq x \leq 2 \}{x∣−2≤x≤2} 
D)    {x∣−4≤x≤2}\{ x \mid - 4 \leq x \leq 2 \}{x∣−4≤x≤2} D

Question 10

Determine whether the graph is the graph of a function.
-

Accepted Answer

A) True 
 B)False

Question 11

Solve the problem.
-The function  F\mathrm { F }F  described by  F(C) =95C+32\mathrm { F } ( \mathrm { C } )  = \frac { 9 } { 5 } \mathrm { C } + 32F(C) =59​C+32  gives the Fahrenheit temperature corresponding to the Celsius temperature  C\mathrm { C }C . Find the Fahrenheit temperature equivalent to  20∘C20 ^ { \circ } \mathrm { C }20∘C .

Accepted Answer

A)    104∘F104 ^ { \circ } \mathrm { F }104∘F 
B)    140∘F140 ^ { \circ } \mathrm { F }140∘F 
C)    68∘F68 ^ { \circ } \mathrm { F }68∘F 
D)    176∘F176 ^ { \circ } \mathrm { F }176∘F

Question 12

Solve.
-Cars sold

Year 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?

Accepted Answer

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

Question 13

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

Accepted Answer

A)   5
B)   4
C)    −3- 3−3 
D)   6

Question 14

Find the slope of the line.
-

Accepted Answer

A)    13\frac { 1 } { 3 }31​ 
B)    −3- 3−3 
C)    −13- \frac { 1 } { 3 }−31​ 
D)   3

Question 15

Find the function value.
- f(−2) f ( - 2 ) f(−2)

Accepted Answer

A)   5
B)   6
C)   7
D)   3

Question 16

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

Accepted Answer

A)    {−5,−3,−1,1,3}\{ - 5 , - 3 , - 1,1,3 \}{−5,−3,−1,1,3} 
B)    {x∣2≤x≤5}\{ x \mid 2 \leq x \leq 5 \}{x∣2≤x≤5} 
C)    {x∣−5≤x≤3}\{ x \mid - 5 \leq x \leq 3 \}{x∣−5≤x≤3} 
D)    {2,3,4,5}\{ 2,3,4,5 \}{2,3,4,5}

Question 17

Find the function value.
-Find  f(2) f ( 2 ) f(2)   when  f(x) =2x2+3x−5f ( x )  = 2 x ^ { 2 } + 3 x - 5f(x) =2x2+3x−5 .

Accepted Answer

A)   5
B)    −3- 3−3 
C)   19
D)   9

Question 18

Find the function value.
-Find  f(10) f ( 10 ) f(10)   when  f(x) =x3f ( x )  = x ^ { 3 }f(x) =x3 .

Accepted Answer

A)   729
B)   1000
C)   30
D)   59,049

Question 19

Find the function value.
-Find  f(0) f ( 0 ) f(0)   when  f(x) =x2+3x−3f ( x )  = x ^ { 2 } + 3 x - 3f(x) =x2+3x−3

Accepted Answer

A)   3
B)   9
C)    −3- 3−3 
D)   0

Question 20

Find the domain.
- f(x) =1∣5−x∣f ( x )  = \frac { 1 } { | 5 - x | }f(x) =∣5−x∣1​

Accepted Answer

A)    {x∣x\{ x \mid x{x∣x  is a real number and  x≠5}x 
eq 5 \}x=5} 
B)    {x∣x\{ x \mid x{x∣x  is a real number and  x≠−5}x 
eq - 5 \}x=−5} 
C)   All real numbers
D)    {x∣x\{ x \mid x{x∣x  is a real number and  x<5}x < 5 \}x<5}

Exam 7: Graphs, Functions, and Applications

Is the following correspondence a function? -

Correct Answer
verified

Correct Answer
verified

Is the following correspondence a function? -Domain: All students attending the University of Ohio Correspondence: Each student's teachers Range: A set of teachers

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

Graph the function. - $f ( x ) = \frac { 1 } { 4 } x + 4$ $Graph the function. - f ( x ) = \frac { 1 } { 4 } x + 4 A) B) C) D)$

Correct Answer
verified

Correct Answer
verified
B

Find the function value. -Find $f ( 2 a )$ when $f ( x ) = 3 x ^ { 2 } + 6 x$ .

Correct Answer
verified

Correct Answer
verified
D

Determine whether the graph is the graph of a function. -

Correct Answer
verified

Correct Answer
verified

Solve. -Cars sold Year 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?

Correct Answer
verified
B

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

Correct Answer
verified

Find the slope of the line. - $Find the slope of the line. - A) \frac { 1 } { 3 } B) - 3 C) - \frac { 1 } { 3 } D) 3$

Correct Answer
verified

Find the function value. - $f ( - 2 )$

Correct Answer
verified

Correct Answer
verified

Find the function value. -Find $f ( 2 )$ when $f ( x ) = 2 x ^ { 2 } + 3 x - 5$ .

Correct Answer
verified

Find the function value. -Find $f ( 10 )$ when $f ( x ) = x ^ { 3 }$ .

Correct Answer
verified

Find the function value. -Find $f ( 0 )$ when $f ( x ) = x ^ { 2 } + 3 x - 3$

Correct Answer
verified

Find the domain. - $f ( x ) = \frac { 1 } { | 5 - x | }$

Correct Answer
verified

Exam 7: Graphs, Functions, and Applications

Is the following correspondence a function? -

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Is the following correspondence a function? -Domain: All students attending the University of Ohio Correspondence: Each student's teachers Range: A set of teachers

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Graph the function. - f(x) =14x+4f ( x ) = \frac { 1 } { 4 } x + 4f(x) =41​x+4

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedB

Find the function value. -Find f(2a) f ( 2 a ) f(2a) when f(x) =3x2+6xf ( x ) = 3 x ^ { 2 } + 6 xf(x) =3x2+6x .

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

Determine whether the graph is the graph of a function. -

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Solve. -Cars sold Year 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?

Correct AnswerverifiedB

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

Correct AnswerverifiedShow Answer

Find the slope of the line. -

Correct AnswerverifiedShow Answer

Find the function value. - f(−2) f ( - 2 ) f(−2)

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Find the function value. -Find f(2) f ( 2 ) f(2) when f(x) =2x2+3x−5f ( x ) = 2 x ^ { 2 } + 3 x - 5f(x) =2x2+3x−5 .

Correct AnswerverifiedShow Answer

Find the function value. -Find f(10) f ( 10 ) f(10) when f(x) =x3f ( x ) = x ^ { 3 }f(x) =x3 .

Correct AnswerverifiedShow Answer

Find the function value. -Find f(0) f ( 0 ) f(0) when f(x) =x2+3x−3f ( x ) = x ^ { 2 } + 3 x - 3f(x) =x2+3x−3

Correct AnswerverifiedShow Answer

Find the domain. - f(x) =1∣5−x∣f ( x ) = \frac { 1 } { | 5 - x | }f(x) =∣5−x∣1​

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

Graph the function. - $f ( x ) = \frac { 1 } { 4 } x + 4$ $Graph the function. - f ( x ) = \frac { 1 } { 4 } x + 4 A) B) C) D)$

Correct Answer
verified

Correct Answer
verified
B

Find the function value. -Find $f ( 2 a )$ when $f ( x ) = 3 x ^ { 2 } + 6 x$ .

Correct Answer
verified

Correct Answer
verified
D

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

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

Correct Answer
verified

Find the slope of the line. - $Find the slope of the line. - A) \frac { 1 } { 3 } B) - 3 C) - \frac { 1 } { 3 } D) 3$

Correct Answer
verified

Find the function value. - $f ( - 2 )$

Correct Answer
verified

Correct Answer
verified

Find the function value. -Find $f ( 2 )$ when $f ( x ) = 2 x ^ { 2 } + 3 x - 5$ .

Correct Answer
verified

Find the function value. -Find $f ( 10 )$ when $f ( x ) = x ^ { 3 }$ .

Correct Answer
verified

Find the function value. -Find $f ( 0 )$ when $f ( x ) = x ^ { 2 } + 3 x - 3$

Correct Answer
verified

Find the domain. - $f ( x ) = \frac { 1 } { | 5 - x | }$

Correct Answer
verified