document.write( "Question 468766: Solve the following quadratic equations by completing the square.\r
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document.write( "x^2 + 4x - 12 = 0 \n" );
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Algebra.Com's Answer #321622 by algebrahouse.com(1659)![]() ![]() You can put this solution on YOUR website! x² + 4x - 12 = 0 \n" ); document.write( "(x + 6)(x - 2) = 0 {completing the square would be silly, when you can just factor the left side into two binomials} \n" ); document.write( "x + 6 = 0 or x - 2 = 0 {set each factor equal to 0} \n" ); document.write( "x = -6 or x = 2 {solved each equation for x} \n" ); document.write( " For more help from me, visit: www.algebrahouse.com \n" ); document.write( " |