document.write( "Question 311914: How would you factor:
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document.write( "5x^2-15x-60 \n" );
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Algebra.Com's Answer #223022 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How would you factor: \n" ); document.write( "5x^2-15x-60 \n" ); document.write( "--- \n" ); document.write( "Common Factor: 5 \n" ); document.write( "---- \n" ); document.write( "= 5(x^2-3x-12) \n" ); document.write( "--- \n" ); document.write( "If you want to go further you have to use the Quadratic Formula: \n" ); document.write( "----- \n" ); document.write( "x = [3+-sqrt(9+4*12)]/2 \n" ); document.write( "x = [3+-sqrt(57)]/2 \n" ); document.write( "x = (3/2)+(1/2)sqrt(57) or x = (3/2)-(1/2)sqrt(57) \n" ); document.write( "-------- \n" ); document.write( "Factors would be: \n" ); document.write( "= 5(x-(3+sqrt(57)/2)(x-(3-sqrt(57)/2) \n" ); document.write( "======================================== \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |