In this lesson only quadratic equations will be considered. A quadratic equation has the standard. The Discriminant Positive Numbers Education Math Quadratics Relationship between Roots and Discriminant. . In algebra the discriminant is the name given to the expression that appears under the square root radical sign in the quadratic formula. What is a Quadratic Equation. Improve your math knowledge with free questions in Using the discriminant and thousands of other math skills. Discriminant in mathematics a parameter of an object or system calculated as an aid to its classification or solution. There are 15 multiple choice questions in section three so the third question above is the third-hardest multiple-choice question in the section. Enter the value of the coefficient of the quadratic equations a b and c. An algebraic statement of the second degree in x is called a quadratic equation. A quadratic form...