Quadratic Inequalities



Quadratic inequalities are inequalities that involve a quadratic expression, which is a polynomial of degree 2.

Quadratic inequalities are important because they appear in various real-life problems, such as finding the range of values for which a particular condition holds. They are also crucial in fields like economics, physics, and engineering, where understanding the behavior of quadratic functions within certain intervals is necessary. Mastery of quadratic inequalities helps build a strong foundation for more advanced topics in algebra and calculus. 

Usually tested together with properties of discriminants 




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