Exploring Exponential Functions Quiz

What is the formula for calculating compound interest?

If you invest $1000 at an annual interest rate of 5% compounded annually, what will be the amount after 3 years?

Which of the following graphs represents an exponential function?

• A straight line

• A parabola

• A curve that increases rapidly

• A circle

• 0

• 1

• 2

• 3

Which of the following statements is true about linear and exponential growth?

• Linear growth increases by a constant factor, while exponential growth increases by a constant amount.

• Linear growth increases by a constant amount, while exponential growth increases by a constant factor.

• Both linear and exponential growth increase by a constant factor.

• Both linear and exponential growth increase by a constant amount.

If a population of bacteria doubles every hour, starting with 100 bacteria, how many bacteria will there be after 5 hours?

• 200

• 400

• 1600

• 3200

Which of the following is an example of exponential decay?

• The amount of money in a savings account with compound interest

• The population of a city growing at a constant rate

• The depreciation of a car's value over time

• The height of a plant growing at a constant rate

• 3

• 5

• 15

Which of the following best describes the graph of an exponential function with a base greater than 1?

• It is a horizontal line.

• It is a vertical line.

• It is a curve that decreases rapidly.

• It is a curve that increases rapidly.