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Mathematics 19 Online
OpenStudy (anonymous):

The population of a region is growing exponentially. There were 20 million people in 1985 (t = 0) and 62 million in 1995. Find an expression for the population at any time t, in years. Use the general exponential function and remember to use exact values. P(t) = ? (in millions) What population would you predict for the year 2005? What is the doubling time in years? (Round your answer to one decimal place.)

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