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Ceruleus
Answers (1)
It's good but there is a typo... The line with the typo that does not make sense is: 2 sin^2 22.5 = 1 - √2/2 = (2-√2)2 ...it should read: 2 sin^2 22.5 = 1 - √2/2 = (2-√2)/2 The whole process after that is legit. (And here is the edited version,
