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 ...

Save guides, add subjects and pick up where you left off with your BBC account. Plotting a graph takes time. Often mathematicians just want to know the key features. These are: shape, location and ...