document.write( "Question 1101114: how to find the radius and center of 25x^2+25y^2-20x+30y+13=0
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Algebra.Com's Answer #715694 by josgarithmetic(39620) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"25%28x%5E2-4x%2F5%29%2B25%28y%5E2%2B6y%2F5%29=-13\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"25%28x%5E2-4x%2F5%2B16%2F100%29%2B25%28y%5E2%2B6y%2F5%2B36%2F100%29=-13%2B4%2B9\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"25%28x-4%2F10%29%5E2%2B25%28y%2B6%2F10%29%5E2=0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28%28x-2%2F5%29%5E2%2B%28y%2B3%2F5%29%5E2=0%29\"$
\n" ); document.write( "This is not a circle, has no radius, but center is at (2/5, -3/5). \n" ); document.write( "

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