Identify the change in the parent function that will produce the related function shown as a dashed line. f(x)=|x|

Which statement best describes the polynomial

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%

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !