A city doubles its size every 12 years. If the population is currently 500,000, what will the population be in 24 years?

What is the size of the matrix resulting from

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)