The graph shows the attendance at a hockey game, and the rate at which the fans enter and exit the arena.
Number of people
8
9
Time (minutes)
Compare segments 1 and 2. What do they represent?
Segment 1 is (select) than segment 2. This means people were entering the arena at a (select)
rate in segment 1 than in segment 2.
STEP
weil
od

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)