In this part you do not have to sketch the graph and you may even be given the sketch of the graph to start with. For a quadratic equation of the form \(y = k{(x - a)^2} + b\), the following ...

Simultaneous equations are often two linear equations that can be plotted on a set of axes. Each linear equation can be drawn as a line on a graph. The co-ordinate where the two lines intersect ...

It begins by reviewing statistical graphs and then explains the relationship between variables such as distance and time through equations. The film demonstrates how to plot ordered pairs on ...