The table shows the volume of water in a tank after it has been filled to a certain height. Which equation could represent the volume of water in cubic inches, V, when the height is h
inches?
height of water volume of water
(inches)
(cubic inches)
0
0
1
1.05
2
8.40
3
28.35

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)