There is some math problems that I can't sort out.
The task is that I have N numbers of coordinates (x;y) given that they fit on a parabola and with them, I have to calculate the (ax^2+bx-c) equation of the parabola.
I could only make it with 3 coordinates but can't get any further.
I have these equations for 3 coordinates:
I made a screenshot from MS Excel so it's more understandable
Any tips or ideas?