document.write( "Question 1120563: Find the line tangent to the circle with center at C(3,1) at point (6,-9).
\n" ); document.write( "Answer: ____x -____y -____=0
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Algebra.Com's Answer #736234 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Slope for pair of points (3,1) and (6,-9):
\n" ); document.write( "\"%281-%28-9%29%29%2F%283-6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"10%2F%28-3%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"-10%2F3\"\r
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\n" ); document.write( "\n" ); document.write( "Slope for the needed tangent line at point (6,-9):
\n" ); document.write( "\"3%2F10\".\r
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\n" ); document.write( "\n" ); document.write( "Equation for the tangent line:
\n" ); document.write( "\"y%2B9=%283%2F10%29%28x-6%29\"\r
\n" ); document.write( "\n" ); document.write( "\"10y%2B90=3%28x-6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"10y%2B90=3x-18\"\r
\n" ); document.write( "\n" ); document.write( "\"3x-10y-18-90=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"3x-10y-108=0\"
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