In a company's first year in operation, it made an annual profit of \$322,000$322,000. The profit of the company increased at a constant 21% per year each year. How much total profit would the company make over the course of its first 26 years of operation, to the nearest whole number?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 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)