Предмет: Алгебра, автор: 777Karolina777

Знаки синуса, косинуса и тангенса. Помогите с алгеброй, пожалуйста!!

Приложения:

Ответы

Автор ответа: table123

Ответ:

Объяснение:

A=2, Б=1, B=3

sin405>0, cos 3p/16 >0, tg148<0, ctg 8p/7>0

777Karolina777: Спасибо. А третье задание?

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