Предмет: Математика, автор: annafilonenko1

Помогите пожалуйста вычислить (10 sin97-cos97)/ sin 194

nakayori: сверху наверно sin97 умножить на cos 97?

Ответы

Автор ответа: nakayori

$\frac{10sin97cos97}{2sin97cos97}$ = 5 (внизу формула двойного угла синуса)

Ответ 5

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