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quadratic equation (Definition)

The quadratic formula

$\displaystyle x \;=\; \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$ (1)

can be used to find the solutions (roots) to a quadratic equation

$\displaystyle ax^2 + bc + c \;=\; 0.$



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Other names:  quadratic formula

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This is version 4 of quadratic equation, born on 2009-02-11, modified 2009-02-11.
Object id is 511, canonical name is QuadraticEquation.
Accessed 585 times total.

Classification:
Physics Classification: 02.10.-v (Logic, set theory, and algebra)
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