Find the total cost of these items, including tax. Round to the nearest hundredth. Water bottle:
Flashlight:

Which ahows the graph of the solution set of 6x+4y< 12

Simply 8x squared + 5(7x squared- x) - 2x =

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%