2.6: Quadratic Equations - Mathematics LibreTexts
https://math.libretexts.org/Courses/Coastline_College/Math_C115%3A_College_Algebra_(Tran)/02%3A_Equations_and_Inequalities/2.06%3A_Quadratic_Equations
WEBMay 13, 2023 · An equation containing a second-degree polynomial is called a quadratic equation. For example, equations such as \(2x^2 +3x−1=0\) and \(x^2−4= 0\) are quadratic equations. They are used in countless ways in the fields of engineering, architecture, finance, biological science, and, of course, mathematics.
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