\Dan took out a 24-year loan for $111,000 at an apr of 7.7%, compounded
monthly, while forrest took out a 24-year loan for $96,000 at an apr of 7.7%,
compounded monthly. who would save more by paying off his loan 13 years
early?
Forrest would save more since he has $15,000 less in principal
Dan would save more since he has $15,000 less in principal
Dan would save more since he has $15,000 more in principal
Forrest would save more since he has $15,000 more in principal

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)