Find the angle between u = (8,- 3) and v = (-3,- 8). Round to the nearest tenth of a degree.

Is a deceasing linear model or an exponential decay model likely to be a better fit for the data about remembering? ?

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)