document.write( "Question 875330: Find the center and radius of the following circle:
\n" ); document.write( "x^2+y^2+4x-6y-23=0 \n" ); document.write( "

Algebra.Com's Answer #528109 by Alan3354(69443) $\"\"$ $\"About$

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Find the center and radius of the following circle:
\n" ); document.write( "x^2+y^2+4x-6y-23=0
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\n" ); document.write( "Complete the square for x and y.
\n" ); document.write( " $\"x%5E2%2By%5E2%2B4x-6y-23=0\"$
\n" ); document.write( " $\"x%5E2%2By%5E2%2B4x-6y+=+23\"$
\n" ); document.write( " $\"x%5E2%2B4x%2B4+%2B+y%5E2-6y+=+23%2B4\"$
\n" ); document.write( " $\"x%5E2%2B4x%2B4+%2B+y%5E2-6y%2B9+=+23%2B4%2B9\"$
\n" ); document.write( "Can you finish?
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