There are a variety of ways line graphs can be used to clearly display complex information. Each axis is named by the quantity labelled on it. This might be \(x\) and \(y\), or time and temperature.

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

Data can be presented in many ways that make it quicker and easier to read. In this section we will look at some of these ways. It is important to choose the best way to present data. A line graph can ...