SOLUTION: Please help me graph x^2+y^2-2x-4y-4=0 This is a circle

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Question 181500: Please help me graph
x^2+y^2-2x-4y-4=0
This is a circle
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-2x%2B1%2By%5E2-4y%2B4-4-4-1=0
:
%28x-1%29%5E2%2B%28y-2%29%5E2=9
:
center is at (1,2) and the radius is 3
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