document.write( "Question 730930: What is the centre and radius of the circle with the equation\r
\n" ); document.write( "\n" ); document.write( "2x^2+2y-12x+4y-15=0
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Algebra.Com's Answer #446927 by lwsshak3(11628)\"\" \"About 
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What is the centre and radius of the circle with the equation
\n" ); document.write( "2x^2+2y-12x+4y-15=0
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\n" ); document.write( "Standard form of equation for a circle: (x-h)^2+(y-k)^2=r^2, (h,k)=(x,y) coordinates of center, r=radius
\n" ); document.write( "For given equation:
\n" ); document.write( "2x^2+2y-12x+4y-15=0
\n" ); document.write( "This is not an equation of a circle because the y^2 term is missing.
\n" ); document.write( "Looks like a typing error, one of the y-terms should probably be squared.
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