Question 1

Provide an appropriate response.
-Write the equation of the line in the following graph.

Accepted Answer

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

Question 2

Solve the problem.
-The financial department of a company that manufactures portable MP3 players arrived at the following daily
cost equation for manufacturing x MP3 players per day:   The average cost per unit at a
production level of players per day is   (A) Find the rational function   (B) Graph the average cost function on a graphing utility for   (C) Use the appropriate command on a graphing utility to find the daily production level (to the nearest integer) at
which the average cost per player is a minimum. What is the minimum average cost (to the nearest cent)?

Accepted Answer

(A) @#IMG-DLM& (B) @#IMG-DLM&

Question 3

Solve the problem.
-The polynomial   gives the approximate total earnings of a company, in millions of dollars, where x represents the number of years since 1996. This model is valid for the years from
1996 to 2000. Determine the earnings for 2000. Round to 2 decimal places.

Accepted Answer

A)  $2.03 million 
B)  $2.26 million 
C)  $2.36 million 
D)  $2.82 million 
A)  $2.03 million 
B)  $2.26 million 
C)  $2.36 million 
D)  $2.82 million

Question 4

Use a calculator to evaluate the expression. Round the result to five decimal places.
-log 51.237

Accepted Answer

A)  51.237 
B)  3.93646 
C)  1.70958 
D)  Undefined 
A)  51.237 
B)  3.93646 
C)  1.70958 
D)  Undefined

Question 5

Use a calculator to evaluate the expression. Round the result to five decimal places.
-log8 36.8

Accepted Answer

A)  1.56585 
B)  0.57674 
C)  1.73388 
D)  3.60550 
A)  1.56585 
B)  0.57674 
C)  1.73388 
D)  3.60550

Question 6

Use the REGRESSION feature on a graphing calculator.
-The paired data below consists of the temperature on randomly chosen days and the amount of a certain kind of plant grew (in millimeters).   Find the linear function that predicts a plant's growth as a function of the temperature. Round your answer to two
Decimal places.

Accepted Answer

A)    
B)  y = 0.21x + 14.57 
C)    
D)  y = 14..57x + 0.21 
A)    
B)  y = 0.21x + 14.57 
C)    
D)  y = 14..57x + 0.21

Question 7

Solve the problem.
-y = (x + 6)(x + 7)(x + 8)

Accepted Answer

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

Question 8

Solve the problem.
-The cost of manufacturing a computer part is related to the quantity produced, x, during a production run. When 100 parts are produced, the cost is $300. When 600 parts are produced, the cost is $4800. Find an equation
Of the line relating quantity produced to cost. Write the final answer in the form C = mx + b.

Accepted Answer

A)  C = 9x 
B)  C = 9x - 600 
C)  C = 9x + 600 
D)  C = 600x + 9 
A)  C = 9x 
B)  C = 9x - 600 
C)  C = 9x + 600 
D)  C = 600x + 9

Question 9

Use the REGRESSION feature on a graphing calculator.
-Since 1984 funeral directors have been regulated by the Federal Trade Commission. The average cost of a funeral for an adult in a Midwest city has increased, as shown in the following table.   Let x represent the number of years since 1980. Use a graphing calculator to fit a quartic function to the data. Round
Your answer to five decimal places.

Accepted Answer

A)  y = 170.5971x + 1991.5213 
B)    
C)    
D)    
A)  y = 170.5971x + 1991.5213 
B)    
C)    
D)

Question 10

Use point-by-point plotting to sketch the graph of the equation.
-

Accepted Answer

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

Question 11

Solve the problem.
-The function M described by M(x) = 2.89x + 70.64 can be used to estimate the height, in centimeters, of a male whose humerus (the bone from the elbow to the shoulder) is x cm long. Estimate the height of a male whose
Humerus is 30.93 cm long. Round your answer to the nearest four decimal places.

Accepted Answer

A)  157.3400 m 
B)  160.0277 cm 
C)  30.9300 cm 
D)  156.5375 cm 
A)  157.3400 m 
B)  160.0277 cm 
C)  30.9300 cm 
D)  156.5375 cm

Question 12

Write an equation for the lowest-degree polynomial function with the graph and intercepts shown in the figure.
-

Accepted Answer

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

Question 13

Find the slope and y intercept of the graph of the equation.
-y = x - 2

Accepted Answer

A)  Slope = -2; y intercept = 1 
B)  Slope = 1; y intercept = -2 
C)  Slope = 0; y intercept = 2 
D)  Slope = -2; y intercept = -1 
A)  Slope = -2; y intercept = 1 
B)  Slope = 1; y intercept = -2 
C)  Slope = 0; y intercept = 2 
D)  Slope = -2; y intercept = -1

Question 14

Solve the problem.
-The U. S. Census Bureau compiles data on population. The population (in thousands) of a southern city can be approximated by   where x corresponds to the years after 1950. In what calendar
Year was the population about 804,200?

Accepted Answer

A)  1955 
B)  2000 
C)  1960 
D)  1965 
A)  1955 
B)  2000 
C)  1960 
D)  1965

Question 15

Provide an appropriate response.
-Assume it costs 25 cents to mail a letter weighing one ounce or less, and then 20 cents for each additional ounce or fraction of an ounce. Let L(x) be the cost of mailing a letter weighing x ounces. Graph y = L(x). Use the
Interval (0, 4].

Accepted Answer

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

Question 16

Find the vertex form for the quadratic function. Then find each of the following:
(A) Intercepts
(B) Vertex
(C) Maximum or minimum
(D) Range
-

Accepted Answer

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

Question 17

Solve the problem.
-The number of reports of a certain virus has increased exponentially since 1960. The current number of cases can be approximated using the function   , where t is the number of years since 1960. Estimate
The of cases in the year 2010.

Accepted Answer

A)  190 
B)  266 
C)  207 
D)  240 
A)  190 
B)  266 
C)  207 
D)  240

Question 18

Provide an appropriate response.
-

Accepted Answer

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

Question 19

Solve for x to two decimal places (using a calculator).
-

Accepted Answer

A)  1.35 
B)  520 
C)  8.58 
D)  1.40 
A)  1.35 
B)  520 
C)  8.58 
D)  1.40

Question 20

Provide an appropriate response.
-xy = -9

Accepted Answer

A)  A function with domain all real numbers except x = 0 
B)    
A)  A function with domain all real numbers except x = 0 
B)

Provide an appropriate response. -Write the equation of the line in the following graph.

Solve the problem. -The polynomial gives the approximate total earnings of a company, in millions of dollars, where x represents the number of years since 1996. This model is valid for the years from 1996 to 2000. Determine the earnings for 2000. Round to 2 decimal places.

Use a calculator to evaluate the expression. Round the result to five decimal places. -log 51.237

Use a calculator to evaluate the expression. Round the result to five decimal places. -log8 36.8

Solve the problem. -y = (x + 6)(x + 7)(x + 8)

Use point-by-point plotting to sketch the graph of the equation. -

Write an equation for the lowest-degree polynomial function with the graph and intercepts shown in the figure. -

Find the slope and y intercept of the graph of the equation. -y = x - 2

Solve the problem. -The U. S. Census Bureau compiles data on population. The population (in thousands) of a southern city can be approximated by where x corresponds to the years after 1950. In what calendar Year was the population about 804,200?

Provide an appropriate response. -Assume it costs 25 cents to mail a letter weighing one ounce or less, and then 20 cents for each additional ounce or fraction of an ounce. Let L(x) be the cost of mailing a letter weighing x ounces. Graph y = L(x). Use the Interval (0, 4].

Find the vertex form for the quadratic function. Then find each of the following: (A) Intercepts (B) Vertex (C) Maximum or minimum (D) Range -

Solve the problem. -The number of reports of a certain virus has increased exponentially since 1960. The current number of cases can be approximated using the function , where t is the number of years since 1960. Estimate The of cases in the year 2010.

Provide an appropriate response. -

Solve for x to two decimal places (using a calculator). -

Provide an appropriate response. -xy = -9

Limits and the Derivative

Additional Derivative Topics

Graphing and Optimization

Integration

Additional Integration Topics

Multivariable Calculus

Trigonometric Functions

Differential Equations

Taylor Polynomials and Infinite Series

Probability and Calculus

Basic Algebra Review

Special Topics

Filters

Exam 1: Functions and Graphs

Provide an appropriate response. -Write the equation of the line in the following graph.

Solve the problem. -The polynomial gives the approximate total earnings of a company, in millions of dollars, where x represents the number of years since 1996. This model is valid for the years from 1996 to 2000. Determine the earnings for 2000. Round to 2 decimal places.

Use a calculator to evaluate the expression. Round the result to five decimal places. -log 51.237

Use a calculator to evaluate the expression. Round the result to five decimal places. -log8 36.8

Solve the problem. -y = (x + 6)(x + 7)(x + 8)

Use point-by-point plotting to sketch the graph of the equation. -

Write an equation for the lowest-degree polynomial function with the graph and intercepts shown in the figure. -

Find the slope and y intercept of the graph of the equation. -y = x - 2

Solve the problem. -The U. S. Census Bureau compiles data on population. The population (in thousands) of a southern city can be approximated by where x corresponds to the years after 1950. In what calendar Year was the population about 804,200?

Provide an appropriate response. -Assume it costs 25 cents to mail a letter weighing one ounce or less, and then 20 cents for each additional ounce or fraction of an ounce. Let L(x) be the cost of mailing a letter weighing x ounces. Graph y = L(x). Use the Interval (0, 4].

Find the vertex form for the quadratic function. Then find each of the following: (A) Intercepts (B) Vertex (C) Maximum or minimum (D) Range -

Solve the problem. -The number of reports of a certain virus has increased exponentially since 1960. The current number of cases can be approximated using the function , where t is the number of years since 1960. Estimate The of cases in the year 2010.

Provide an appropriate response. -

Solve for x to two decimal places (using a calculator). -

Provide an appropriate response. -xy = -9

Limits and the Derivative

Additional Derivative Topics

Graphing and Optimization

Integration

Additional Integration Topics

Multivariable Calculus

Trigonometric Functions

Differential Equations

Taylor Polynomials and Infinite Series

Probability and Calculus

Basic Algebra Review

Special Topics

Filters