document.write( "Question 1183583: A circle has a center (5, -4) and radius 8. what's the equation for the circle?
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Algebra.Com's Answer #813964 by MathLover1(20849)\"\" \"About 
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the equation for the circle:\r
\n" ); document.write( "\n" ); document.write( "\"%28x-h%29%5E2%2B%28y-k%29%5E2=r%5E2\"\r
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\n" ); document.write( "a center (\"5\",\"+-4\")
\n" ); document.write( "=>\"h=5\" and \"k=-4\"
\n" ); document.write( "\"r=8\"
\n" ); document.write( "\"%28x-5%29%5E2%2B%28y-%28-4%29%29%5E2=8%5E2\"
\n" ); document.write( "\"%28x-5%29%5E2%2B%28y%2B4%29%5E2=64\"\r
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