Income Tax per Capita The U.S. federal income tax per civilian is given in the table.
Year | Tax per Capita ($) | Year | Tax per Capita ($) |
1960 | 252.31 | 1999 | 3607.05 |
1965 | 280.06 | 2000 | 4047.59 |
1970 | 513.40 | 2001 | 4151.49 |
1975 | 731.56 | 2002 | 3622.61 |
1980 | 1274.47 | 2003 | 3416.05 |
1985 | 1679.20 | 2004 | 3395.55 |
1990 | 2178.49 | 2005 | 3762.28 |
1995 | 2550.81 | 2006 | 4159.93 |
1997 | 3039.94 | 2007 | 4552.09 |
a. Use x as the number of years after 1960 and write the equation of the function that is the best fit for the data.
b. In what year does the model predict the tax per capita will reach $7500?
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