App Profile: Quadratic Formula PQ

This app uses the pq formula for finding the zeros of a function quickly and easily. For this, only the values for pq must be entered. All calculations are stored in the history. The final solution can be shared.

[ Content ]
- the values for p and q must be entered
- calculation of the zeros of a function with the pq formula
- history function that saves input
- complete solution
- the entering of fractions is supported
- option to remove ads

[ Usage ]
- there are 2 fields for entering the values ​​using a modified keyboard
- if you have not entered enough values, the text fields are highlighted in yellow
- if you have entered invalid values, the corresponding text field is highlighted in red
- you can switch between the solution, input view and history by swiping and / or touching the buttons
- the entries in the history can be deleted or sorted manually
- if you select an entry in the history, it will be loaded automatically for the calculation
- the entire history can be deleted by pressing a key