When pumpkins are sold at the local grocery store the customer pays a price per pound. A pumpkin that weighs 6.5
6.5 pounds costs
$
4.55
$4.55.
Which equation can be used to find the price,
p
p, in dollars, of any pumpkin based on the number of pounds,
w
w, that the pumpkin weighs?

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)