Recall that a function can be thought of as a machine which takes an input in (say x) and then depending on what that input is, it returns an output (say y) by some predefined rule (say f). The graph ...

br><br> Drag the point A to see how the output B changes. Click the "composition of two functions" button to see the mapping diagram for the composition of two functions. You may change the functions ...

A function is a way of describing what happens to an input ... output values. Instead of writing Function = multiply by 3 we can use algebra. Graphically, \(f(x) = x^2\) is the same as the graph ...