document.write( "Question 165859: Will you please help me with this problem? Find the discriminant of solve using the quadratic equation. Thank you! \n" );
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Algebra.Com's Answer #122277 by midwood_trail(310)![]() ![]() ![]() You can put this solution on YOUR website! Find the discriminant of \n" ); document.write( "\n" ); document.write( "The discriminant is the value in the radicand of the quadratic formula.\r \n" ); document.write( "\n" ); document.write( "It is: b^2 - 4ac.\r \n" ); document.write( "\n" ); document.write( "We need to take your given equation and write it in standard form.\r \n" ); document.write( "\n" ); document.write( "6 - 5x = 6x^2 becomes 6x^2 + 5x - 6 = 0\r \n" ); document.write( "\n" ); document.write( "In the quadratic equation, 6x^2 + 5x - 6 = 0, a = 6, b = 5 and c = -6.\r \n" ); document.write( "\n" ); document.write( "Plug that into the discriminant and simplify.\r \n" ); document.write( "\n" ); document.write( "b^2 - 4ac....This is the discriminant.\r \n" ); document.write( "\n" ); document.write( "We now plug and chug. \r \n" ); document.write( "\n" ); document.write( "(5)^2 - 4(6)(-6)\r \n" ); document.write( "\n" ); document.write( "25 - (24)(-6)\r \n" ); document.write( "\n" ); document.write( "25 + 144 = 169\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |