Отрицательный аргумент у тригонометрических функций [понять нельзя заучивать]
Объясняем как “выносится“ минус из синуса, косинуса, тангенса и котангенса. Тригонометрическая окружность нам в помощь.
13 hours ago 00:05:35 1
2 weeks ago 00:26:57 1
3 weeks ago 03:58:57 1
3 weeks ago 00:40:12 1
3 weeks ago 00:35:10 1
4 weeks ago 00:45:38 1
1 month ago 00:33:08 1
1 month ago 00:03:19 6
2 months ago 00:35:44 1
2 months ago 00:36:03 1
2 months ago 00:29:33 1
2 months ago 00:05:35 1
2 months ago 03:26:08 5
3 months ago 00:12:54 1
3 months ago 00:07:58 1
3 months ago 00:33:03 1
4 months ago 01:29:36 1
4 months ago 00:57:52 1
4 months ago 00:10:26 1
4 months ago 01:06:46 1
5 months ago 00:10:26 1
5 months ago 01:01:48 2
5 months ago 00:56:39 1
5 months ago 00:11:32 1
