Precalculus Pretest

Last updated almost 6 years ago

8 questions

Library

Precalculus Pretest

Last updated almost 6 years ago

8 questions

Question 1

The function f(x) is defined
Which of the following is true of f?

Question 2

8

9

13

17

Question 3

The function
gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

Question 4

A theater will sell 500 tickets to a play if it charges $10 per ticket. Furthermore, every time it raises the price by one dollar, it will sell 50 fewer tickets because some people will think it is too expensive. Which of the following functions represents the number of tickets the theater will sell if it charges d dollars per ticket?

Question 5

A taxi ride costs $4.25 for the first mile and $0.70 for each mile after the first. Which of the following functions gives the total cost (in dollars) of traveling d miles?

Question 6

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential function
grow over the interval whose length is 3?

By a factor of 6

By a factor of 8

By a factor of 18

By a factor of 24

Question 7

A linear function can be used to convert a temperature from Fahrenheit to Celsius. For example, you can use it to convert 32 degrees F to 0 degrees C and 68 degrees F to 20 degrees C. Use this information to convert 104 degrees F to C.

25

30

40

50

Question 8

Rate your understanding of this material.

Question 1

The function f(x) is defined
Which of the following is true of f?

Question 2

8

9

13

17

Question 3

The function
gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

Question 4

A theater will sell 500 tickets to a play if it charges $10 per ticket. Furthermore, every time it raises the price by one dollar, it will sell 50 fewer tickets because some people will think it is too expensive. Which of the following functions represents the number of tickets the theater will sell if it charges d dollars per ticket?

Question 5

A taxi ride costs $4.25 for the first mile and $0.70 for each mile after the first. Which of the following functions gives the total cost (in dollars) of traveling d miles?

Question 6

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential function
grow over the interval whose length is 3?

By a factor of 6

By a factor of 8

By a factor of 18

By a factor of 24

Question 7

A linear function can be used to convert a temperature from Fahrenheit to Celsius. For example, you can use it to convert 32 degrees F to 0 degrees C and 68 degrees F to 20 degrees C. Use this information to convert 104 degrees F to C.

25

30

40

50

Question 8

Precalculus Pretest

Precalculus Pretest

The function f(x) is defined Which of the following is true of f?

The function gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

A taxi ride costs $4.25 for the first mile and $0.70 for each mile after the first. Which of the following functions gives the total cost (in dollars) of traveling d miles?

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential functiongrow over the interval whose length is 3?

A linear function can be used to convert a temperature from Fahrenheit to Celsius. For example, you can use it to convert 32 degrees F to 0 degrees C and 68 degrees F to 20 degrees C. Use this information to convert 104 degrees F to C.

Rate your understanding of this material.

The function f(x) is defined Which of the following is true of f?

The function gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

A taxi ride costs $4.25 for the first mile and $0.70 for each mile after the first. Which of the following functions gives the total cost (in dollars) of traveling d miles?

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential functiongrow over the interval whose length is 3?

A linear function can be used to convert a temperature from Fahrenheit to Celsius. For example, you can use it to convert 32 degrees F to 0 degrees C and 68 degrees F to 20 degrees C. Use this information to convert 104 degrees F to C.

Rate your understanding of this material.

The function f(x) is defined
Which of the following is true of f?

The function
gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential function
grow over the interval whose length is 3?

The function f(x) is defined
Which of the following is true of f?

The function
gives the surface area of a sphere of radius r. What is the surface area of a sphere of radius 4?

Exponential functions grow by equal factors over equal intervals. By what factor does the exponential function
grow over the interval whose length is 3?