An even function exists when for all values of x.
The graph of an even function must be symmetrical about the y-axis.
Examples of even functions have been listed below:
An odd function exists when for all values of x.
Graphs of odd functions should have 180 degrees rotational symmetry about the origin (0,0).
Examples of odd functions are listed below:
Most functions are neither even or odd.
An example of a function that is neither even or odd would be: