Exponential Function vs Growth and Decay

Is this exponential growth or decay?

• Growth, because of 7

• Decay, because of 1.2

• Growth because of 1.2

• Decay because of 7

Is the pictured graph exponential growth, exponential decay, linear growth, or none?  

• Exponential Growth

• Exponential Decay

• Linear Growth

• None of the above

What function type models this graph?

• Exponential Growth

• Exponential Decay

• Linear Growth

• Quadratic

The population of Bloom Falls, Mass. (population 937) is slowly moving to a bigger city.
Every year the population drops by 4.5%. What is the population after 3 years?

• 1,069 people

• 894 people

• 816 people

• 854 people

Emily is culturing bacteria that have a growth rate of 5% per hour. If the current population is 36,000 bacteria, how many bacteria will there be in 12 hours? If necessary, round your answer to the nearest whole number.

• 8,789,062 bacteria.

• 19,452 bacteria.

• 61,572 bacteria.

• 64,651 bacteria.

This is an example of.....

• exponential decay

• exponential growth

• constant change

• a linear function

Is the pictured graph exponential growth, exponential decay, or linear or none?

• Exponential Growth

• Exponential Decay

• Linear

• None

Is the pictured graph growth, decay, or linear or none?

• Exponential Growth

• Exponential Decay

• Linear

• None

This is an example of....

• an exponential growth

• an exponential decay

• an increasing linear function

• none of the above

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth

• Exponential Decay

• Linear

• None