Abuilding is 200 feet long. the length of the building on a scale diagram is 2 feet 6 inches. what is the height of the building on the same scale diagram if the building is actually 50 feet high? round your answer to the nearest inch. 4 inches 8 inches 10 inches 1 foot 6 inches

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)