document.write( "Question 308435: how do I complete the square on this problem?\r
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document.write( "4x^2+2y^2-8x+4y-2=0 \n" );
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Algebra.Com's Answer #220515 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! complete the square on this problem? \n" ); document.write( "4x^2+2y^2-8x+4y-2=0 \n" ); document.write( "--- \n" ); document.write( "Simplify by dividing thru by 2 to get: \n" ); document.write( "2x^2 - 4x + y^2 + 2y = 1 \n" ); document.write( "---- \n" ); document.write( "2(x^2-2x+?) + y^2+2y + 1 = 1 + 2? + ? \n" ); document.write( "--- \n" ); document.write( "2(x^2-2x+1) + y^2+2y+1 = 1 + 2*1 + 1 \n" ); document.write( "--- \n" ); document.write( "2(x-1)^2 + (y+1)^2 = 4 \n" ); document.write( "Divide thru by 4 to get: \n" ); document.write( "---- \n" ); document.write( "(x-1)^2/2 + (y+1)/4 = 1 \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============================= \n" ); document.write( " |