# Quadratic Inequalities

> A quadratic inequality asks where a quadratic expression is positive, negative, or zero. Write it in standard form ax^2+bx+c ? 0 (with ? one of \>, \<, ≥, ≤), find the critical values by solving the…

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## More in Algebraic expressions, equations and inequalities

- [Completing the Square & Quadratic Equations](https://www.hlayiso.com/grade-11/mathematics/notes/algebraic-expressions-equations-and-inequalities/completing-the-square-and-quadratic-equations) — Previous section
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- [All Algebraic expressions, equations and inequalities sections](https://www.hlayiso.com/grade-11/mathematics/notes/algebraic-expressions-equations-and-inequalities)

## Frequently asked questions

### What will I learn in "Quadratic Inequalities"?

This section covers Quadratic Inequalities as part of Algebraic expressions, equations and inequalities in Grade 11 Mathematics. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Quadratic Inequalities", are written against the official CAPS curriculum and ATP for Grade 11 Mathematics.

### What should I study after "Quadratic Inequalities"?

Continue with the next section in Algebraic expressions, equations and inequalities, or test your understanding with the interactive quiz linked to this section.

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