document.write( "Question 949123: 1.
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document.write( "Write the equation of the circle in standard form. Find the center, radius, intercepts, and graph the circle.\r
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document.write( "x^2+y^2+8x+2y+8=0 \n" );
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Algebra.Com's Answer #579393 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Use the process discussed here for standard form:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "http://www.algebra.com/my/Completing-the-Square-to-Solve-General-Quadratic-Equation.lesson?content_action=show_dev\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Do what you need for both the x and the y.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Read the center point and the radius directly from the standard form equation.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You can find the axis intercepts without or before converting the equation into standard form. Just set x=0 and solve for the y values; and then set y=0 and solve for the x values. \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-- \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Center is at (-4,-1). \n" ); document.write( " |