One hundred dollars is invested at 7.2% interest compounded annually. Determine how much the investment is worth after: a. I year b. 5 years c. 10 years d. 20 years e. Use your answers to parts (a)-(d) to estimate the doubling time for the investment.

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Section6.1: Exponential Functions
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One hundred dollars is invested at 7.2% interest compounded annually.
Determine how much the investment is worth after:
a. I year
b. 5 years
c. 10 years
d. 20 years
e. Use your answers to parts (a)-(d) to estimate the doubling time for the
investment.
Transcribed Image Text:One hundred dollars is invested at 7.2% interest compounded annually. Determine how much the investment is worth after: a. I year b. 5 years c. 10 years d. 20 years e. Use your answers to parts (a)-(d) to estimate the doubling time for the investment.
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