document.write( "Question 448700: Find the center and radius of the circle:\r
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document.write( "x^2+y^2-6x+2y+6=0 \n" );
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Algebra.Com's Answer #308716 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the center and radius of the circle: \n" ); document.write( "x^2+y^2-6x+2y+6=0 \n" ); document.write( "----- \n" ); document.write( "Complete the square on the x-terms and on the y-terms: \n" ); document.write( "---- \n" ); document.write( "x^2-6x+9 + y^2+2y+1 = -6+9+1 \n" ); document.write( "---- \n" ); document.write( "(x-3)^2 + (y+1)^2 = 4 \n" ); document.write( "---- \n" ); document.write( "Center: (3,-1) \n" ); document.write( "Radius: sqrt(4) = 2 \n" ); document.write( "===================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |