Please help!!?? Cell phone Company 1 has a tower at (4,1) and their service extends in a 3 mile radius. Cell phone Company 2 has a tower at (-2,0) and their service extends in a 4 mile radius

1) Write the equation of the circle that represents each Company's service area.

2) Which company serves the largest area? Explain

3) John's hour is located at (4, -2). Which company should he use? Explain

4) Soneli's house is at (4,4). Do either of these companies offer her service? Explain