Question 6

questions. The population (in millions) of a country t years after 1800 is given by the function f(t). Use the graphs of f(t), f'(t), and f"(t) given below to answer the following 300- 250- 0.03 0.02- o 150- 0.01- 100 fft -0.01 50 190 190 290 50 100 150 200 0 50 100 150 200 -0.03- The population in 1850 was million. (b) Approximately when was the population 250 million? The population was 250 million in the year (c) How fast was the population growing in 1875? The population was growing at a rate of million people per year in 1875. (d) In what year between 1950 and 2000 was the population growing at 1.8 million people per year? Between 1950 and 2000, the population was growing at 1.8 million people per year in the year (e) In what year was the population growing at the greatest rate? The population was growing at the greatest rate in the year