1. NaN Quadratic Function (Quadratic equation) is the most advanced application for solving quadratic function problems.
2. There is a complete solution delivered for each issue to satisfy every teacher or student. you can also use parentheses, decimal numbers and Pi number.
3. An advanced validation of data entry allows you to find the errors quickly and corrects them for you immediately.
4. This application not only gives you the solution, it also shows you all the formulas which had been used.