Question 1

Find the indicated function.
-Let f = (-7, 8), (-4, -8), (9, 4) and g = (-7, 9), (4, -8), (9, -3) . Find f + g.

Accepted Answer

A)  (-14, 17), (18, 1) 
B)  (-14, 17), (0, -16), (18, 1) 
C)  (-7, 17), (9, 1) 
D)  (-7, 17), (-4, -16), (9, 1) 
A)  (-14, 17), (18, 1) 
B)  (-14, 17), (0, -16), (18, 1) 
C)  (-7, 17), (9, 1) 
D)  (-7, 17), (-4, -16), (9, 1)

Question 2

Write a formula to express the relationship. Use k as the constant of variation.
-The altitude h of an equilateral triangle varies directly as one side s.

Accepted Answer

A)    
B)    
C)  h = ks 
D)    
A)    
B)    
C)  h = ks 
D)

Question 3

Determine whether the function is invertible. If it is, find the inverse.
-{(6, -2), (13, -1), (11, 0), (9, 1)}

Accepted Answer

A)  {(-1, -2), (1, 11), (6, 11), (0, 0)} 
B)  {(-1, -2), (-2, 11), (6, 13), (0, 0)} 
C)  {(-2, 6), (-1, 13), (0, 11), (1, 9)} 
D)  Not invertible 
A)  {(-1, -2), (1, 11), (6, 11), (0, 0)} 
B)  {(-1, -2), (-2, 11), (6, 13), (0, 0)} 
C)  {(-2, 6), (-1, 13), (0, 11), (1, 9)} 
D)  Not invertible

Question 4

Determine whether the function is invertible.
-The function that pairs students' ID numbers with their GPAs.

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 5

Find the inverse of the function.
-f(x) =

Accepted Answer

A)    
B)    
C)    
D)  Not invertible 
A)    
B)    
C)    
D)  Not invertible

Question 6

Find the difference quotient,   , for the function and simplify it.
-f(x) = 7x - 11

Accepted Answer

A)    
B)  7 
C)  11 
D)  -7h 
A)    
B)  7 
C)  11 
D)  -7h

Question 7

Solve the problem.
-Ken is 6 feet tall and is walking away from a streetlight. The streetlight has its light bulb 14 feet above the ground, and Ken is walking at the rate of 4.2 feet per second. Find a function, d(t), which gives the distance Ken
Is from the streetlight in terms of time. Find a function, S(d), which gives the length of Ken's shadow in terms of
D. Then find   (t).

Accepted Answer

A)    (t) = 3.15t 
B)    (t) = 3.99t 
C)    (t) = 7.1t 
D)    (t) = 2.31t 
A)    (t) = 3.15t 
B)    (t) = 3.99t 
C)    (t) = 7.1t 
D)    (t) = 2.31t

Question 8

Determine whether the function is invertible.
-The function that pairs the temperature at 3:00 pm in your city in degrees Fahrenheit with the temperature in degrees Celsius.

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 9

Find the domain and range.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 10

Decide whether or not the functions are inverses of each other.
-f(x) =   , g(x) =

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 11

Solve the problem.
-The cost of manufacturing a molded part is related to the quantity of parts produced during a production run. When 100 parts are produced, the cost is $300. When 300 parts are produced, the cost is $1900. What is the
Average cost per part?

Accepted Answer

A)  $0.13 per part 
B)  $8.00 per part 
C)  $9.00 per part 
D)  $5.33 per part 
A)  $0.13 per part 
B)  $8.00 per part 
C)  $9.00 per part 
D)  $5.33 per part

Question 12

Use the two given functions to write y as a function of x.
-y = -7t + 6, t = -4x - 4

Accepted Answer

A)  y = 28x + 34 
B)  y = 28x - 4 
C)  y = 28x + 2 
D)  y = -7x + 34 
A)  y = 28x + 34 
B)  y = 28x - 4 
C)  y = 28x + 2 
D)  y = -7x + 34

Question 13

Find the inverse of the function.
-f(x) =   - 4

Accepted Answer

A)    
B)    
C)    
D)  Not invertible 
A)    
B)    
C)    
D)  Not invertible

Question 14

Write the equation of the graph after the indicated transformation(s).
-The graph of   is translated 7 units to the left and 6 units downward.

Accepted Answer

A)  y = (x + 6)2 - 7 
B)    
C)    
D)    
A)  y = (x + 6)2 - 7 
B)    
C)    
D)

Question 15

Provide an appropriate response.
-One of the graphs is that of y = f(x) and the other is that of   State which is the graph of y =

Accepted Answer

A)  i 
B)  ii 
A)  i 
B)  ii

Question 16

The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is
drawn with a dashed line. Find a formula for g(x).
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 17

Decide whether or not the functions are inverses of each other.
-

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 18

Match the function with the graph.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 19

Use the horizontal line test to determine whether the function is one-to-one.
-

Accepted Answer

A)  Yes 
B)  No 
A)  Yes 
B)  No

Question 20

Match the function with the graph.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Find the indicated function. -Let f = (-7, 8), (-4, -8), (9, 4) and g = (-7, 9), (4, -8), (9, -3) . Find f + g.

Write a formula to express the relationship. Use k as the constant of variation. -The altitude h of an equilateral triangle varies directly as one side s.

Determine whether the function is invertible. If it is, find the inverse. -{(6, -2), (13, -1), (11, 0), (9, 1)}

Determine whether the function is invertible. -The function that pairs students' ID numbers with their GPAs.

Find the inverse of the function. -f(x) =

Find the difference quotient, , for the function and simplify it. -f(x) = 7x - 11

Determine whether the function is invertible. -The function that pairs the temperature at 3:00 pm in your city in degrees Fahrenheit with the temperature in degrees Celsius.

Find the domain and range. -

Decide whether or not the functions are inverses of each other. -f(x) = , g(x) =

Solve the problem. -The cost of manufacturing a molded part is related to the quantity of parts produced during a production run. When 100 parts are produced, the cost is $300. When 300 parts are produced, the cost is $1900. What is the Average cost per part?

Use the two given functions to write y as a function of x. -y = -7t + 6, t = -4x - 4

Find the inverse of the function. -f(x) = - 4

Write the equation of the graph after the indicated transformation(s). -The graph of is translated 7 units to the left and 6 units downward.

Provide an appropriate response. -One of the graphs is that of y = f(x) and the other is that of State which is the graph of y =

The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x). -

Decide whether or not the functions are inverses of each other. -

Match the function with the graph. -

Use the horizontal line test to determine whether the function is one-to-one. -

Match the function with the graph. -

Equations, Inequalities, and Modeling

Polynomial and Rational Functions

Exponential and Logarithmic Functions

The Trigonometric Functions

Trigonometric Identities and Conditional Equations

Applications of Trigonometry

Systems of Equations and Inequalities

Matrices and Determinants

The Conic Sections

Sequences, Series, and Probability

Basic Algebra Review

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Exam 2: Functions and Graphs

Find the indicated function. -Let f = (-7, 8), (-4, -8), (9, 4) and g = (-7, 9), (4, -8), (9, -3) . Find f + g.

Write a formula to express the relationship. Use k as the constant of variation. -The altitude h of an equilateral triangle varies directly as one side s.

Determine whether the function is invertible. If it is, find the inverse. -{(6, -2), (13, -1), (11, 0), (9, 1)}

Determine whether the function is invertible. -The function that pairs students' ID numbers with their GPAs.

Find the inverse of the function. -f(x) =

Find the difference quotient, , for the function and simplify it. -f(x) = 7x - 11

Determine whether the function is invertible. -The function that pairs the temperature at 3:00 pm in your city in degrees Fahrenheit with the temperature in degrees Celsius.

Find the domain and range. -

Decide whether or not the functions are inverses of each other. -f(x) = , g(x) =

Solve the problem. -The cost of manufacturing a molded part is related to the quantity of parts produced during a production run. When 100 parts are produced, the cost is $300. When 300 parts are produced, the cost is $1900. What is the Average cost per part?

Use the two given functions to write y as a function of x. -y = -7t + 6, t = -4x - 4

Find the inverse of the function. -f(x) = - 4

Write the equation of the graph after the indicated transformation(s). -The graph of is translated 7 units to the left and 6 units downward.

Provide an appropriate response. -One of the graphs is that of y = f(x) and the other is that of State which is the graph of y =

The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x). -

Decide whether or not the functions are inverses of each other. -

Match the function with the graph. -

Use the horizontal line test to determine whether the function is one-to-one. -

Match the function with the graph. -

Equations, Inequalities, and Modeling

Polynomial and Rational Functions

Exponential and Logarithmic Functions

The Trigonometric Functions

Trigonometric Identities and Conditional Equations

Applications of Trigonometry

Systems of Equations and Inequalities

Matrices and Determinants

The Conic Sections

Sequences, Series, and Probability

Basic Algebra Review

Filters