Trigonometrie
From SkyWiki
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| + | |<math>tan(\varphi) = \frac {\sin(\varphi)} {\cos(\varphi)}</math> | ||
| + | |<math>cot(\varphi) = \frac {\cos(\varphi)} {\sin(\varphi)}</math> | ||
| + | |- | ||
|<math>\sin(-\varphi) = -\sin(\varphi)</math> | |<math>\sin(-\varphi) = -\sin(\varphi)</math> | ||
|<math>\cos(-\varphi) = \quad\cos(\varphi)</math> | |<math>\cos(-\varphi) = \quad\cos(\varphi)</math> | ||
Revision as of 21:11, 16 September 2008
trigonometrische Äquivalenzen
