document.write( "Question 426848: I need help I have solve this quadratic equation, and I want to know if its right is there a way to check?\r
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document.write( "...my answer is x=1+ - 2sqrt(5).\r
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document.write( "thank you. \n" );
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Algebra.Com's Answer #296844 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 2x^2-4x-3=0 \n" ); document.write( "--- \n" ); document.write( "x = [4 +- sqrt(16-4*2*-3)]/4 \n" ); document.write( "--- \n" ); document.write( "x = [4 +- sqrt(40)]/4 \n" ); document.write( "--- \n" ); document.write( "x = [1 +- (1/2)sqrt(10)] \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=========== \n" ); document.write( " |