They're used to graphically illustrate a number of functions ... graph is its symbols. The large arrow that spreads across one end of the graph to the other serves as the main base for the notation.

we can determine a set of output values. Instead of writing Function = multiply by 3 we can use algebra. Graphically, \(f(x) = x^2\) is the same as the graph of \(y = x^2\). Writing graphs as ...

Save guides, add subjects and pick up where you left off with your BBC account. An equation of the form \(y = mx + c\) where \(m\) and \(c\) are numbers, gives a straight line when values of \(x ...