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Sloan [31]
3 years ago
11

Cos theta Root over 1 - cos square theta​

Mathematics
1 answer:
Fittoniya [83]3 years ago
8 0

Answer:

{ \bf{ \cos  \theta \sqrt{1 -  { \cos }^{2} \theta }  }} \\ { \sf{ =  \cos \theta \sqrt{ { \sin }^{2}  \theta}  }} \\ { \sf{ =  \cos \theta \sin \theta }} \\ { \sf{ =  \frac{1}{2} \sin(2 \theta)  }}

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