document.write( "Question 1182918: The diameter of Circle q terminates on the circumference of the circle at 3,0 and -4,0 . Write the equation of the circle in standard form. Show all of your work for full credit.\r
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Algebra.Com's Answer #813041 by MathLover1(20849)\"\" \"About 
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The diameter of Circle q terminates on the circumference of the circle at \r
\n" ); document.write( "\n" ); document.write( "(\"3\",\"0\") and (\"-4\",\"0\") \r
\n" ); document.write( "\n" ); document.write( "use given points and distance formula to find diameter\r
\n" ); document.write( "\n" ); document.write( "\"d=sqrt%28%28-4-3%29%5E2%2B%280-0%29%5E2%29\"
\n" ); document.write( "\"d=sqrt%28%28-7%29%5E2%29\"
\n" ); document.write( "\"d=sqrt%2849%29\"
\n" ); document.write( "\"d=7\"\r
\n" ); document.write( "\n" ); document.write( "=> radius is \"r=7%2F2\"\r
\n" ); document.write( "\n" ); document.write( "now find coordinates of the center which is midpoint of diameter\r
\n" ); document.write( "\n" ); document.write( "(\"h\",\"k\")=(\"%283-4%29%2F2\", \"0\")
\n" ); document.write( "(\"h\",\"k\")=(\"-1%2F2\", \"0\")\r
\n" ); document.write( "\n" ); document.write( " the equation of the circle in standard form:\r
\n" ); document.write( "\n" ); document.write( "\"%28x-h%29%5E2%2B%28y-k%29%5E2=r%5E2\"
\n" ); document.write( "\"%28x-%28-1%2F2%29%29%5E2%2B%28y-0%29%5E2=%287%2F2%29%5E2\"
\n" ); document.write( "\"%28x%2B1%2F2%29%5E2%2By%5E2=49%2F4\"\r
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