document.write( "Question 687664: Please answer: The general form of the equation of a circle is \"x%5E2%2By%5E2%2Bdx%2Bey%2Bf=0\" In each the below example write the general form of the equation of the circle with the given centre and radius: centre (2,3); radius 4 \n" ); document.write( "
Algebra.Com's Answer #425326 by KMST(5328)\"\" \"About 
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The distance from a point (x,y) on the circle, and the center (2,3) is 4, so
\n" ); document.write( "\"%28x-2%29%5E2%2B%28y-3%29%5E2=4%5E2\"
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\n" ); document.write( "\"%28x-2%29%5E2%2B%28y-3%29%5E2=4%5E2\" --> \"x%5E2-4x%2B4%2By%5E2-6y%2B9=16\" --> \"x%5E2%2By%5E2-4x-6y%2B4%2B9=16\" --> \"x%5E2%2By%5E2-4x-6y%2B4%2B9-16=0\" --> \"highlight%28x%5E2%2By%5E2-4x-6y-3=0%29%0D%0A\"
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