You can put this solution on YOUR website! find the center & radius of the circle with the equation
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Complete the squareon the x and the y-terms:
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x^2 - 6x + 9 + y^2 = -1
(x-3)^2 + (y-0)^2 = -1
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This is not a circle because of the -1 on the right side.
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Cheers,
Stan H.