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Chabella
@Chabella
July 2022
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Вычислить значение выражения [tex]28cos^{2}a, tga= \sqrt{3} [/tex]
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Molibden
∠a = arctg √3
∠a = 60°
28 * cos²60 = 28 * 3/4 = 21
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Answers & Comments
∠a = 60°
28 * cos²60 = 28 * 3/4 = 21