All quadratic functions have the same type of curved graphs with a line of symmetry. The graph of the quadratic function \(y = ax^2 + bx + c \) has a minimum turning point when \(a \textgreater 0 \) ...

Learn and revise how to solve quadratic equations by factorising, completing the square and using the quadratic formula with GCSE Bitesize AQA Maths.

Graphing calculators are useful for algebraic equations (such as quadratic equations or creating matrices), graphing geometric angles or graphing polynomials.

Graphing calculators are useful for algebraic equations (such as quadratic equations or creating matrices), graphing geometric angles or graphing polynomials.

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 ...