Six numbers have a mean of 4.5 and five of the numbers are 4,3,4,6,1. The other number is x.
Work out the value ofx.

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

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 equation of a line that passes through points (0, 4) and (-4,-8)?