Consumer Trends The numbers of subscribers (in thousands per year) of cellular
Chapter 2, Problem 42(choose chapter or problem)
Consumer Trends The numbers of subscribers (in thousands per year) of cellular telephones for the years 1993 to 2002 can be modeled by where corresponds to 1993. A graph of this model appears in Exercise 6. (Source: Cellular Telecommunications & Internet Association) (a) Find the average rate of change for the interval from 1997 to 2002. (b) Find the instantaneous rates of change of the model for 1997 and 2002. (c) Interpret the results of parts (a) and (b) in the context of the problem.
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