Evaluate 4(3 - 1)^2..

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2