To draw a quadratic graph from its equation, Set up or complete a table with values of \(x\) Substitute each value of \(x\) into the equation to find each corresponding value of \(y\) ...

The graph of the quadratic function \(y = ax^2 + bx + c\) is a smooth curve with one turning point. The turning point lies on the line of symmetry. Graph of y = ax 2 + bx + c ...

A good description of Least Squares Fit to Quadratic Data; Part of a least squares fit involves solving three equations with three unknowns. Here is a description of using Excel's Solver to do this ...