X2= Y2=
X3= Y3=
Y =
Click the "RESET" button to clear all the boxes.
When 3 points are input, this calculator will generate a Quadratic Equation.
For example, the three points are (3, 4) (2, 9) and (7, 5) click the "calculate" button, the equation is Y = 1.05x2 - 10.25x + 25.3.