The population of a town is currently 45,647. It has been growing at a rate of about

Chapter 6, Problem 4

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The population of a town is currently 45,647. It has been growing at a rate of about 2.8% per year. a. Write an expression in the form 45,647(1 + 0.028)x for the current population. b. What does the expression 45,647(1 + 0.028)12 represent in this situation? c. Write and evaluate an expression for the population 8 years ago. d. Write expressions without negative exponents that are equivalent to the exponential expressions from 4b and c.

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