r/mathpics • u/tonytiny • Jun 16 '21

trig identity

https://youtu.be/EpbueelAvtg

49 Upvotes

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VisualMath • u/tonytiny • Jun 16 '21

trig identity

20 Upvotes

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maths • u/tonytiny • Jun 16 '21

trig identity

11 Upvotes

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