Almost anything will work, but why not take the simple example ... of functions, but not nearly interesting enough for calculus purposes. While I do spend lots of time pushing the idea of linear ...

Linear graphs are commonly used when converting between different units of measurement. For example, swapping between temperatures in degrees Celsius (°C) and degrees Fahrenheit (°F), exchanging ...

Save guides, add subjects and pick up where you left off with your BBC account. A linear equation is drawn as a straight line on a set of axes. To draw the graph we need coordinates. We generate ...