Cosine of Integer Multiple of Argument/Formulation 9/Examples
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Examples of Use of Cosine of Integer Multiple of Argument/Formulation 9
Cosine of Quintuple Angle
- $\map \cos {5 \theta } = \map \sin {4 \theta} \paren { -2 \sin \theta + \cfrac 1 {2 \sin \theta + \cfrac 1 {-2\sin \theta + \cfrac 1 {2 \sin \theta } }} }$
Cosine of Sextuple Angle
- $\map \cos {6 \theta } = \map \sin {5 \theta} \paren { -2 \sin \theta + \cfrac 1 {2 \sin \theta + \cfrac 1 {-2\sin \theta + \cfrac 1 {2 \sin \theta + \cfrac 1 {-2\sin \theta + \cfrac 1 {\sin \theta } } } }} }$