Which function represents the given graph? 100 (0, 100)
✓ f(x) = 100 • (3/5)

f(x) = (100 • 3/5)

f(x) = 100 + 3/5x

f(x) = 100 • ( 2/5)

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

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%

Identify the number 127 as a rational or irrational. explain