document.write( "Question 570256: What is the discriminate for a Quadratic Equation and how is it used. \n" ); document.write( "
Algebra.Com's Answer #368926 by anomis(18)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "The discriminant is a number that can be calculated from any quadratic equation. \n" ); document.write( "A quadratic equation is an equation that can be written as:\r \n" ); document.write( "\n" ); document.write( "ax^2 + bx + c where a ≠ 0\r \n" ); document.write( "\n" ); document.write( "The discriminant = b^2 − 4ac\r \n" ); document.write( "\n" ); document.write( "Ex: \n" ); document.write( "Quadratic equation: y = 2x^2 + 4x + 1 \n" ); document.write( "The discriminant: 4^2 − 4 * 2 * 1 \n" ); document.write( "The discriminant is used to find out the nature and number of solutions. \n" ); document.write( " |