Equations of Exponential Functions Answers

The table of values below represent an exponential function. Find the constant ratio of successive y-values. x y-28-1120181 272 40.5a.0.5c.1.5b.8d.1.33

The table of values below represent an exponential function. Find the constant ratio of successive y-values. x y-2 3-14.506.75110.125215.1875a.0.5c.1.33b.3d.1.5

Find the missing values for the exponential function represented by the table below.xy-24-16091 2 a.-13.5-20.25c.64b.-13.520.25d.13.520.25

Suppose that an investment of $25,000 grows in value at a rate of 3% per year. What is the growth factor for this investment? a. 3 c. 0.03 b. d. 1.03 Please select the best answer from the choices provided

Twenty years ago a small town in Texas had a population of 10,000. The population has increased 8% each year since then. What is the growth factor that would be used to solve this problem?a.The growth factor would be 8b.The growth factor would be 0.08c.The growth factor would be 1.08d.The growth factor would be 0.92

Find the missing value for the exponential function represented by the table below.xy-226-118.20 12.741 26.2426a.-8.918c.8.756b.9.213d.8.918

You have just graduated from college and purchased a car for $5000. Your credit limit is $10,000. Assume that you make no payments and purchase nothing more and that there are no other fees. The monthly interest rate is 8%. What is the growth rate of your credit card balance per month (as a decimal)?a.0.2c.0.08b.0.8d.0.02

Find the missing value for the exponential function represented by the table below. x y -2 29 -1 20.3 0 14.21 1 2 6.9629 Then select the graph that best fits the equation. Graph A Graph B a. -9.947, Graph A c. 9.947, Graph A b. 9.213, Graph B d. 8.756, Graph B Please select the best answer from the choices provided

Which is NOT an example of an exponential function?a.population growthc.compound interestb.exponential decayd.simple interest

Suppose that an investment of $13,000 has grown in value at a rate of 9% per year. If the current value is $16,835.38, then how many years have passed?a.4c.3b.4.5d.2

Twenty years ago a small town in Texas had a population of 10,000. The population has increased 8% each year since then. Predict what the population of the town will be in 10 more years.a.In 10 more years the population of this town will be approximately 21,589b.In 10 more years the population of this town will be approximately 100,626c.In 10 more years the population of this town will be approximately 123,794d.In 10 more years the population of this town will be approximately 81,966

When Anna was born 16 years ago, her small town of Lewisville had a population of 15,000. The population has increased 11% each year since then. What is the current population of this town?a.The population of this town is approximately 68,925b.The population of this town is approximately 79,663c.The population of this town is approximately 17,324d.The population of this town is approximately 240,000

Find the missing values for the exponential function represented by the table below.xy-27-110.5015.751 2 a.10.57c.23.62535.4375b.-23.625-35.4375d.-23.62535.4375

On a graph, what characteristic shape is shown by exponential growth?a.T-shaped graphc.J-shaped graphb.S-shaped graphd.straight horizontal line

Find the missing value for the exponential function represented by the table below.xy-221-114.7010.291 25.0421a.9.213c.7.203b.8.756d.-7.203

Find the missing values for the exponential function represented by the table below.xy-28-1120181 2 a.-27-40.5c.2740.5b.128d.-2740.5

Suppose that an investment of $13,000 grows in value at a rate of 9% per year. What is the growth factor for this investment? a. 0.09 c. 1.09 b. d. 9 Please select the best answer from the choices provided

A 30-gram sample of bacteria has some unknown disease that is killing the bacteria. The amount of bacteria is measured each day and the results are shown in the table. Number of Days (d)Amount of Bacteria in Grams (A)030128.5227.075325.72424.44523.21622.05What is the decay factor of this data?a.Decay factor is 0.95b.Decay factor is -1.5c.Decay factor is 14.25d.Decay factor is 0.05

The 2000 U.S. Census reports the populations of Bozeman, Montana, as 27,509 and Butte, Montana, as 32,370. Since the 1990 census, Bozeman’s population has been increasing at approximately 1.96% per year. Butte’s population has been decreasing at approximately 0.29% per year. Assume that the growth and decay rates stay constant. Determine the exponential functions that model the populations of both cities. a. Bozeman: Butte: b. Bozeman: Butte: c. Bozeman: Butte: d. Bozeman: Butte: Please select the best answer from the choices provided