Problem

The population of Baltimore, Maryland, was 906 thousand in 1970 and 629 thousand in 2003.a...

The population of Baltimore, Maryland, was 906 thousand in 1970 and 629 thousand in 2003.

a. Find a natural growth function P(x) =a • bx that gives the population of Baltimore as a function of years after 1970.


b. Use the model from part (a) to predict Baltimore’s population in the year 2020.


c. Find the exact value of the year in which the population of Baltimore falls to 400 thousand.


d. Approximate your answer from part (c), correct to four decimal places.

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Solutions For Problems in Chapter 4.2