SOLUTION: A cellphone tower is located at (5, -2) on a coordinate plane with units be kilometers. What is the standard form of the equation of the outer boundary of the region serviced

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Question 1184586: A cellphone tower is located at (5, -2) on a
coordinate plane with units be kilometers.
What is the standard form of the equation of the outer
boundary of the region serviced by the tower if it is
designed to service a 8km radius.
Answer by ikleyn(52802) About Me  (Show Source):
You can put this solution on YOUR website!
.

Standard form of this equation is


    %28x-5%29%5E2 + %28y-%28-2%29%29%5E2 = 8^2,


which is the same as


    %28x-5%29%5E2%29 + %28y%2B2%29%5E2 = 64.

Solved and answered.