document.write( "Question 150313: How do I solve this quadratic equation?It is not a textbook question. It is from a handmade study guide. I would appreciate the help!!! Thanks.
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document.write( "2x^2-4x=0 \n" );
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Algebra.Com's Answer #110279 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! 2x^2-4x=0 \n" ); document.write( ". \n" ); document.write( "Begin by factoring the left. \n" ); document.write( "Do this by terming the largest common factor -- happens to be 2x: \n" ); document.write( "(2x)(x-2)=0 \n" ); document.write( ". \n" ); document.write( "Now, if either (2x) OR (x-2) equals zero, the entire left side would be zero making the statement true. \n" ); document.write( ". \n" ); document.write( "Therefore, your two solutions are found by setting both terms to zero and solving for 'x': \n" ); document.write( "solution 1: \n" ); document.write( "2x = 0 \n" ); document.write( "x = 0 \n" ); document.write( ". \n" ); document.write( "solution 2: \n" ); document.write( "x-2 = 0 \n" ); document.write( "x = 2 \n" ); document.write( ". \n" ); document.write( "Solution set: \n" ); document.write( "x = {0, 2} \n" ); document.write( " |