Equations and inequalities
| Absolute Value Equations | cs | en | pl | sk | es |
| Domains of Expressions | cs | en | pl | sk | es |
| Graphic Solution of Inequalities | cs | en | pl | sk | es |
| Parameter in Absolute Value Equations | cs | en | pl | sk | es |
| Quadratic and Rational Equations | cs | en | pl | sk | es |
| Quadratic Equations with Parameters | cs | en | pl | sk | es |
| Radical Equations | cs | en | pl | sk | es |
| Rational Equations | cs | en | pl | sk | es |
| Rational Inequalities | cs | en | pl | sk | es |
| Sums of Roots of Equations | cs | en | pl | sk | es |