How it works
The discriminant decides whether the roots are two real values, one repeated real value, or a complex pair.
Input query strings and outputs
Use an input name in this page’s URL as ?name=value, and join additional inputs with &. Portable shared links may instead use the compact ?ac= state parameter.
Input query strings
3-
?a=aNumber · Required · Default: 1
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?b=bNumber · Required · Default: -3
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?c=cNumber · Required · Default: 2
Outputs
4-
rootsRootsText · Primary output
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discriminantDiscriminantNumber
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vertexVertexText
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axisAxis of symmetryNumber
Equation form
Inputs represent ax² + bx + c = 0.