These are the Transum resources related to the statement: "Concept of a function, domain, range and graph. Function notation, for example f(x), v(t), C(n). The concept of a function as a mathematical model. Informal concept that an inverse function reverses or undoes the effect of a function. Inverse function as a reflection in the line y=x, and the notation f-1(x)".
Here are some exam-style questions on this statement:
Click on a topic below for suggested lesson starters, resources and activities from Transum.
If you use the TI-Nspire calculator you can find instructions for defining a function on the GDC Essentials page. Ver useful if you need to evaluate the function for different x-values and plot a graph of the function.
How do you teach this topic? Do you have any tips or suggestions for other teachers? It is always useful to receive feedback and helps make these free resources even more useful for Maths teachers anywhere in the world. Click here to enter your comments.