Mar 19 Linear vs Exponential Growth Models

Identify the following equation as a linear growth model or an exponential growth model:

y = x + 5

• linear growth model

• exponential growth model

Identify the following equation as a linear growth model or an exponential growth model:

y = 3^x

• linear growth model

• exponential growth model

Identify the following equation as a linear growth model or an exponential growth model:

y = 10 + 2x

• linear growth model

• exponential growth model

Identify the following equation as a linear growth model or an exponential growth model:

y = 15 + 2^x

• exponential growth model

• linear growth model

Identify the following equation as a linear growth model or an exponential growth model:

y = 5(4x - 7)

• exponential growth model

• linear growth model

Identify the following equation as a linear growth model or an exponential growth model:

y = 10 ( 1.2 ) ^x

• linear growth model

• exponential growth model

A linear growth model increases the ________ amount for each unit on the x-axis? (fill in the blank)

• opposite

• same

• different

• negative

Which description best describes an exponential growth model?

• a percent increase of the original amount over time

• a constant rate of change

Which best describes the rate of increase in a linear growth model?

• a percent increase of the original amount over time

• a constant rate of change