The area, A, of a forest, in acres, is modeled by the equation A = 5,000 · ()" where d is the number of decades since the beginning of
the year 1950.
a. Is the area of the forest increasing or decreasing with time? Explain how
you know.
b. What was the area of the forest in 1950?
c. What was the area of the forest in 1940?