Which equation can be simplified to find the inverse of y = x2 - 7? x=y2-1
o 1 a 3²-7
Ox=y² – 7
0 -x = y2-7

If 1 km = 0.621 miles, how many miles are in a centimeter

The graph below could be the graph of which exponential function?

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%