Find the product of the given polynomials. (5 x +8 -6x) (4+ 2x 87) a. -2x2+19x -24
b-2x2 -24x +19
c- 2x2 +19x +24
d- 2x2 +13x -24

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%

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Which method of gathering data will be most effective in learning how diet and fitness choices affect long-term healt