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Discriminant

en.wikipedia.org/wiki/Discriminant

In algebra, the discriminant of a polynomial is a function of its coefficients, typically denoted by a capital 'D' or the capital Greek letter Delta (Δ). It gives ...

Discriminant - Regents Exam Prep Center

www.regentsprep.org/regents/math/algtrig/ate3/discriminant.htm

The discriminant tells you about the "nature" of the roots of a quadratic equation given that a, b and c are rational numbers. It quickly tells you the number of real ...

What is the Discriminant? | Virtual Nerd

www.virtualnerd.com/algebra-1/quadratic-equations-functions/discriminant-quadratic-formula/discriminant/discriminant-definition

Note: In a quadratic equation, the discriminant helps tell you the number of real solutions to a quadratic equation. The expression used to find the discriminant is  ...

Mathwords: Discriminant of a Quadratic

www.mathwords.com/d/discriminant_quadratic.htm

The number D = b<sup>2</sup> – 4ac determined from the coefficients of the equation ax<sup>2</sup> + bx + c = 0. The discriminant reveals what type of roots the equation has.

The Quadratic Formula: Solutions and the Discriminant - Purplemath

www.purplemath.com/modules/quadform2.htm

Explains the relationship between the discriminant of the Quadratic Formula and the number of solutions to the equation.

The Discriminant - Hotmath

hotmath.com/hotmath_help/topics/discriminant.html

In the quadratic formula, the expression under the square root sign, b2 - 4ac, is called the discriminant.

Using the quadratic formula: number of solutions | Khan Academy

www.khanacademy.org/math/algebra/quadratics/solving-quadratics-using-the-quadratic-formula/v/quadratic-formula-3

Sal determines how many solutions the equation x^2+14x+49=0 has, but considering its quadratic formula, and more specifically, its discriminant.

The Discriminant in Quadratic Equations--visual tutorial with ...

www.mathwarehouse.com/quadratic/discriminant-in-quadratic-equation.php

Discriminant in quadratic equations--visual tutorial. How to determine the nature and number of roots based on the discriminant.

discriminant | mathematics | Britannica.com

www.britannica.com/topic/discriminant

Discriminant, in mathematics, a parameter of an object or system calculated as an aid to its classification or solution. In the case of a quadratic equation ax <sup>2</sup> + bx  ...

Discriminant -- from Wolfram MathWorld

mathworld.wolfram.com/Discriminant.html

A discriminant is a quantity (usually invariant under certain classes of transformations) which characterizes certain properties of a quantity's roots. The concept of ...

Answers
dis·crim·i·nant
[dih-skrim-uh-nuhnt]
NOUN [MATHEMATICS.]
1.
a relatively simple expression that determines some of the properties, as the nature of the roots, of a given equation or function.
Source: Dictionary.com
discriminant | Define discriminant at Dictionary.com
dictionary.reference.com/browse/discriminant
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