11) il:
-) a collector has a box of 32 figurines. the
value of each figurine increased by
$2.32 over the past year. the box of
figurines is now worth $114.24. what
was the original cost, x, of one figurine?
the original cost of one figurine
was

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)