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Module 1 Review

1.03 PERCENT RATE OF CHANGE

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A vintage car was purchased and the function c(t)=32,000∙(1.02)^t models the value of the rare car, c(t), in dollars after a given number of years, t. What is the percent rate of change and what does it mean in the context of the problem?

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A) Find the percent rate of change. Show all steps.

B) What is the meaning of the percent rate of change in this problem?

A researcher is researching how a certain cream affects a bacteria’s population. The function

p(t)=700∙(0.70)^t models the weekly population, p(t), after a given number of weeks, t.