Definition:Quadratic Equation/Also known as
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Quadratic Equation: Also known as
A quadratic equation is also known as:
- an equation of the second degree
- a polynomial of degree $2$
and so on.
Sources
- 1933: D.M.Y. Sommerville: Analytical Conics (3rd ed.) ... (previous) ... (next): Chapter $\text {II}$. The Straight Line: $14$. Condition that the general quadratic equation of the second degree should represent two straight lines