eSolver HD App for iPad
"eSolver HD enables you to solve quadratic equations in a very simple way. The application can be used at school, at university and at work.
Simply enter the coefficients and you get instantly the result.
-Quadratic equations with complexe solutions (f(x) = ax² + bx + c = y).
For quadratic equations:
- Get a preview.
- Get instant solution for f(x) = 0.
- Enables you to evaluate f(x) for a value of x, and f'(x) for a different value of x.
- Preview for f(x) and f'(x).
- eSolver saves the state, you can quit and reopen when you want, everything is saved."
This is a free app