Panel 03
Algebra and Polynomials calculators
The quadratic discriminant with its real roots, and the cubic discriminant with what it says about the roots, with the working shown.
- Calculators on this panel
- 2
- Typical formula
- Δ = b² − 4ac
Top of the panel
Readout 03-0023How to Calculate the Discriminant of a QuadraticDiscriminant Δ1.0000Work out b² − 4ac for ax² + bx + c = 0, what it says about the roots, and the real roots when they exist.
Readout 03-0024Cubic Discriminant CalculatorDiscriminant Δ4.0000Find the discriminant of ax³ + bx² + cx + d and tell how many real roots the cubic has.
Everything in Algebra and Polynomials
| Page | Example result |
|---|---|
| Cubic Discriminant Calculator | 4.0000 |
| How to Calculate the Discriminant of a Quadratic | 1.0000 |
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Every calculator uses a standard formula and shows it. How the calculators work.