But how do you come up with a function to fit data? The basic idea is to create a quadratic function and vary the parameters such that the deviation of the actual data from the function is minimized.

Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...

Revise how to recognise and determine the equation of a quadratic function from its graph for your National 5 maths exam with Bitesize Scotland interactive practice quizzes covering feedback and ...