# Over 2000 Solved Problems

covering all major topics

from Limits and Continuity of Functions to Systems of Differential Equations

**Clear Explanation of Theoretical Concepts**

makes the website accessible to high school, college and university math students.

**Step-by-Step Solutions**

of typical problems that students can encounter while learning mathematics.

**A Large Variety of Applications**

See, for example, 20+ applications of the derivative.

**Across All Devices and Browsers**

We designed this website with a mobile-first approach, leveraging responsive design for optimal viewing across all devices.

*Hint*: Rotate your smartphone to landscape mode when browsing long equations.

**Self-Study Guides**

Problems are sorted in increasing order of difficulty, so you can use this material for self-study.

**Quick Access to Solutions**

You can quickly jump to solution of any problem by clicking the problem description.

**Fast Learning Curve**

This website helps you slash your homework time and learn more effectively.