document.write( "Question 203638: Can you please help me with this?
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document.write( "How many solutions exist for a quadratic equation and how do we determine algebraically whether the solutions are real or complex? \n" );
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Algebra.Com's Answer #153638 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Can you please help me with this? \n" ); document.write( "How many solutions exist for a quadratic equation and how do we determine algebraically whether the solutions are real or complex? \n" ); document.write( "---------------------- \n" ); document.write( "Every quadratic can be written in the form y = ax^2 + bx + c \n" ); document.write( "---------------- \n" ); document.write( "The solutions are x = [-b+-sqrt(b^2-4ac)]/(2a) \n" ); document.write( "----------------- \n" ); document.write( "If b^2-4ac > 0 you have two Real Number solutions. \n" ); document.write( "If b^2-4ac = 0 you have two EQUAL Real Number solutions. \n" ); document.write( "If b^2-4ac <0 you have two complex number solutions. \n" ); document.write( "========================================================= \n" ); document.write( "b^2-4ac is the determinant for the quadratic \n" ); document.write( "--------------------------------------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |