Consumer Trends The numbers of subscribers (in millions per year) of cellular telephones
Chapter 2, Problem 42(choose chapter or problem)
Consumer Trends The numbers of subscribers (in millions per year) of cellular telephones for the years 1996 through 2005 can be modeled bywhere is the time in years, with corresponding to 1996. 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 2000 through 2005. (b) Find the instantaneous rates of change of the model for 2000 and 2005. (c) Interpret the results of parts (a) and (b) in the context of the problem.
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