Find the length of the diameter of circle c.
1”
2”
4”

Find the balance at the end of 4 years if 1000 is deposited at the rate of

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)

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie