sin(в квадрате)x+cos(в квадрате)x-tg2x=0 Решить уравнение - №19108911

sin(в квадрате)x+cos(в квадрате)x-tg2x=0
Решить уравнение
- Предмет:
  Алгебра
- Автор:
  binkybutler
- 6 лет назад

Ответы 1

sin²x+cos²x-tg2x=01-tg2x=0tg2x=12x=π/4+k.πx=π/8+k.π/2, k∈Z
- Автор:
  columbanoford
- 6 лет назад
- 0
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