Find the inequality represented by the graph

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

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)