Revise how to recognise and determine the equation of a quadratic function from its graph. BBC Bitesize Scotland revision for SQA National 5 Maths.

If the graph of the quadratic function y = a x 2 + b x + c crosses the x-axis, the values of x at the crossing points are the roots or solutions of the equation a x 2 + b x + c = 0.

Study in detail the basic concepts of Quadratic and other equations at jagranjosh.com to achieve brilliant scores in the Algebra chapter of Quantitative Aptitude Section. These concepts will ...