A low-wattage radio station can be heard only within a certain distance from the station. On the graph below, the circular represents the location of the station. Which equation represents the boundary for the region where the station can be herd?​

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

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%

Collin did the work to see if 10 is a solution to the equation r/4=2.4