Solving quadratic equations - Edexcel Graphs of quadratic functions. ... Example. Draw the graph of \(y = x^2 -x – 4 \) and use it to find the roots of the equation to 1 decimal place.

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

You can also plot graphs for trigonometric equations (equations that use sine, cosine, and tan, etc.), establish graphs for linear and quadratic inequalities, and even plot graphs for various ...

Algebra Ace releases '9th Grade Algebra Made Easy,' an affordable interactive guide using Desmos technology to help visual ...