document.write( "Question 1106895: Write the standard form of the equation and the general form of the equation of the circle with radius r and center (h,k). Then graph the circle.
\n" ); document.write( "r= 3, (h,k)= (0,3) \n" ); document.write( "

Algebra.Com's Answer #721888 by ikleyn(52788) $\"\"$ $\"About$

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document.write( "The standard form equation of the circle with radius r and center (h,k) is\r\n" );
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document.write( " +  = .         (1)     ( MEMORIZE it ! )\r\n" );
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document.write( "    In your case it is \r\n" );
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document.write( "     +  = ,     (2)    or\r\n" );
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document.write( "     +  = 9.\r\n" );
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document.write( "To get the general form equation, simply open the parentheses in equation (1).\r\n" );
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document.write( "    In your case it will give you\r\n" );
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document.write( "     = 9,     or, equivalently,\r\n" );
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document.write( "     = 0.\r\n" );
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document.write( "Answer.  Standard form equation is   +  = 9.\r\n" );
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document.write( "         General form equation is   = 0.\r\n" );
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