Composite functions are made when the output from one function is used as the input of another function. The names of the functions are written next to each other, with the function that is used first ...

A function is a relation such that for each \(x\)-value there is only one corresponding \(y\)-value. In other words, a function cannot contain two different ordered pairs with the same first ...

The equation of a straight line can also be written in the form \(f(x) = mx + c\). This is called function notation and is just another way of expressing the relationship between two variables.