Exponential Growth Functions

Question 1

Which statements are true about exponential functions? Check all that apply.The domain is all real numbers.The range always includes negative numbers.The graph has a horizontal asymptote at x = 0.The input to an exponential function is the exponent.The base represents the multiplicative rate of change.

Revolt · Accepted Answer

A: The domain is all real numbers.; D: The input to an exponential function is the exponent.; E: The base represents the multiplicative rate of change.

Question 2

Which table represents an exponential function?

Revolt · Accepted Answer

B:

Question 3

What is the multiplicative rate of change of the exponential function shown on the graph?

Revolt · Accepted Answer

D:

Question 4

Which is an exponential growth function?

Revolt · Accepted Answer

B: f(x) = 0.25(5.25)x

Question 5

A home’s value increases at an average rate of 5.5% each year. The current value is $120,000. What function can be used to find the value of the home after x years?

Revolt · Accepted Answer

C: f(x) = 120,000(1.055)x

Question 6

The value of an antique plate after x years can be modeled by f(x) = 18(1.05)x. Which graph can be used to approximate the number of years it will take for the plate’s value to be $30?

Revolt · Accepted Answer

A:

Exponential Growth Functions Answers

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