Compound Interest and Exponential Functions

Is this exponential growth or decay?

• Growth

• Decay

Is the table linear, exponential, or neither?

• Linear

• Exponential

• Neither

This is an example of:

• Linear Growth

• Linear Decay

• Exponential Growth

• Exponential Decay

What is the y-intercept of the function?

• 2

• 3

• 1

• -2

• 
• 
• 
• 

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

• 9766

• 9006

• 9765

• 5433

Anthony invested $500 into an account that earns 2.25% compound interest weekly. How much interest will his investment earn after 5 years?

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Determine whether the set of data shown displays an exponential function. Write yes or no. Explain why or why not.

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Determine whether the set of data shown displays an exponential function. Write yes or no. Explain why or why not.

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Simplify the expression.

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