Description: 👉 Learn the basics to understanding graphing quadratics. A quadratic equation is an equation whose highest ...

👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 ...

Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and some key points (such as where the graph crosses the axes or turning points).

An equation of the form \(y = mx + c\) where \(m\) and \(c\) are numbers, gives a straight line when values of \(x\) and corresponding values of \(y\) are plotted on a grid. A straight line is a ...