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 ...

The Maths is Fun website offers a great post about functions. Here's a small screen grab of the introduction: The article offers a long explanation of functions, including: input, output and their ...

A mind map is a diagram in which information is represented visually through maps, lines, graphs ... the mind map of CBSE Class 12 Maths. The relations and functions chapter in Book 1 is among ...

Trigonometry is the branch of math that studies ... crucial circles are for trig functions. With static graphs and equations, it's possible to get a handle on the rules of what various functions ...