A stadium has 47000 seats seats sell for $35 in section a $30 in section B and 25 in section c the number of seats in section A equals the total number of seats in section B and C supposed to Stadium takes in 1483500 dollars from each sold-out event how many seats does each section hold

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)