?Population of the United States in the 20th century The population of the United States
Chapter 7, Problem 219(choose chapter or problem)
Population of the United States in the 20th century The population of the United States (in millions) by decade is given in the table, where t is the number of years after 1900. These data are plotted and connected with a smooth curve y = p(t) in the figure.
a. Compute the average rate of population growth from 1950 to 1960.
b. Explain why the average rate of growth from 1950 to 1960 is a good approximation to the instantaneous) rate of growth in 1955.
c. Estimate the instantaneous rate of growth in 1985.
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