Trigonometric functions: Difference between revisions
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The well known trigonometric functions can be visualized on the circle | The well known trigonometric functions can be visualized on the circle | ||
of radius 1. | of radius 1. See [http://en.wikipedia.org/wiki/Trigonometric_functions http://en.wikipedia.org/wiki/Trigonometric_functions] for the definitions. | ||
* <math>tan</math> | * <math>\tan x = \frac{\sin x}{\cos x}</math> | ||
* <math>sec</math>: [] | * <math>sec</math>: [] | ||
Revision as of 16:23, 11 June 2009
The well known trigonometric functions can be visualized on the circle of radius 1. See http://en.wikipedia.org/wiki/Trigonometric_functions for the definitions.
- [math]\displaystyle{ \tan x = \frac{\sin x}{\cos x} }[/math]
- [math]\displaystyle{ sec }[/math]: []
