document.write( "Question 63167: find an equation of the circle centered at (6,-5) and passing through (1,7)
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Algebra.Com's Answer #43947 by stanbon(75887)\"\" \"About 
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find an equation of the circle centered at (6,-5) and passing through (1,7)
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\n" ); document.write( "If it passes thru (1,7) the length of the radius is:
\n" ); document.write( "r=sqrt[(7--5)^2+(1-6)^2]=sqrt[144+25]=sqrt169=13
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\n" ); document.write( "With the center at (6.-5) and radius = 13 the equation is:
\n" ); document.write( "(x-6)^2 + (y+5)^2=13^2
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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