document.write( "Question 166530: Solve using completing the square,
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document.write( "3x^2-6x=27 \n" );
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Algebra.Com's Answer #122728 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Solve using completing the square, \n" ); document.write( "3x^2-6x=27 \n" ); document.write( "----------- \n" ); document.write( "1st: Simplify: \n" ); document.write( "x^2 - 2x = 9 \n" ); document.write( "x^2-2x+1 = 10 \n" ); document.write( "(x-1)^2 = 10 \n" ); document.write( "x-1 = sqrt(10) or (x-1) = -sqrt(10) \n" ); document.write( "x = 1+sqrt(10) or x = 1-sqrt(10) \n" ); document.write( "=================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |