SPORTS The numbers of people playing tennis (in millions)
Chapter , Problem 66(choose chapter or problem)
SPORTS The numbers of people playing tennis (in millions) in the United States from 2000 through 2007 can be approximated by the function and the U.S. population (in millions) from 2000 through 2007 can be approximated by the function where represents the year, with corresponding to 2000. (Source: Tennis Industry Association, U.S. Census Bureau) (a) Find and interpret (b) Evaluate the function in part (a) for 3, and 6. BIRTHS AND DEATHS In Exercises 67 and 68, use the table, which shows the total numbers of births (in thousands) and deaths (in thousands) in the United States from 1990 through 2006. (Source: U.S. Census Bureau) The models for these data are and where represents the year, with corresponding to 1990.
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