you want to teach a friend how to find the median when an even number of values is given. put the steps you need to teach your friend in the correct order

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)

8.74 rounded to the nearest whole number

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250