Suppose that inflation causes the value of a dollar to decrease at a rate of 4.5%per year.  To use a general exponential model to find the value of the dollar at some future time compared to its present value, you would set r to

Q: A savings account deposit of $150 is to earn 6.3% compound continuously. Assuming there are no…

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Q: n a research experiment, a population of fruit flies is increasing in accordance with the…

A: We know that exponential  growth formula, A=Pekt Where P is initial polpulation t is time k is…

Q: The population of Deweyville, TX was 1,220 in 1990 and 1,183 in 2010. Assuming that the ulation is…

A: Given the query is to find the time when population will be 700

Q: The population of fruit flies in a lab was about 2.7 million in January 2020. On average, the growth…

A: a) Given that, the population of fruit flies in a lab was about 2.7 million in January 2020 and…

Q: Use an exponential model and a graphing calculator to estimate the answer to the following problem.…

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Q: explain this.  How long will it take Dio who has an investment  of $200 at 4% interest compounded…

A: Given:

Q: Diseases tend to spread according to the exponential growth model. In the early day of AIDS, the…

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Q: Assume that $165 is invested into an account earning interest at a 7.2% annual rate, compounded…

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Q: Assume that $106 is invested into an account earning interest at a 3.6% annual rate, compounded…

A: The compounded interest continuously on an amount is obtained as  P(t)=P0ert Where,  P(t)=Accrued…

Q: In 2013, the moose population in a park was measured to be 5,600. By 2017, the population was…

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Q: The population of a new city started at 1,200; however, it grew at a rate of 2% each year. Express…

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Q: Write an exponential function for a population of 15,000 grows continuously at a rate of 2.5% per…

A: In this question, we need to find the exponential function for a population of 15,000 grows…

Q: The news media of a city announced an important story at noon. At this time, 8% of the population…

A: Step 1: Step 2: Step 3: Step 4:

Q: If the population of a Nigeria doubles in 9 years, find the growth rate k. Assume that the population…

A: So the equation for the exponential population with growth rate k is given by: Where, A= initial…