Предмет: Математика, автор: rapirag3

arctg(-1)+arcsin(-1)

Ответы

Автор ответа: Nikyyy

$- frac{ pi }{4} + frac{3 pi }{2} =- frac{ pi }{4} + frac{6 pi }{4} = frac{5 pi }{4}$ Можно просто arc убрать и считать ,а все значении посмотреть в таб синусов и косинусов

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