Difference between revisions of "Cubic polynomial"
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A '''cubic polynomial''' is a [[polynomial]] of the form <math>ax^3+bx^2+cx+d=0</math>. | A '''cubic polynomial''' is a [[polynomial]] of the form <math>ax^3+bx^2+cx+d=0</math>. | ||
| − | + | A cubic polynomial is a polynomial of degree 3. A univariate cubic polynomial has the form . An equation involving a cubic polynomial is called a cubic equation. A closed-form solution known as the cubic formula exists for the solutions of an arbitrary cubic equation. | |
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Revision as of 14:11, 25 November 2017
A cubic polynomial is a polynomial of the form 
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A cubic polynomial is a polynomial of degree 3. A univariate cubic polynomial has the form . An equation involving a cubic polynomial is called a cubic equation. A closed-form solution known as the cubic formula exists for the solutions of an arbitrary cubic equation.
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