Varies directly
directly on y and x = 6 when
2. Form the equation,

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

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. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?