The number of people that smoke cigarettes in Oakland County has been decreasing at a rate of 7% per year. As of September 1994, the number of people who smoke in the county was 3000. Answer the following questions assuming
this rate of decrease will continue.
a.
Write an equation that will represent the number of smokers in Oakland County in the nth year after 1994.
y =
b.
According to your model, how many smokers will there be in Oakland County in September of the year 2010?
Round your answer to the nearest whole number.
smokers

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)