Difference between revisions of "Cosine"
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Hojimachong (talk | contribs) (New page: '''Cosine''' is a trigonometric function. <math>\cos \theta = \sin \left(\frac{\pi}{2} - \theta \right) = \frac{1}{\sec \theta}\,</math> Category:Mathematics) |
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Revision as of 02:46, June 23, 2007
Cosine is a trigonometric function.
