Решить уравнение cos2x*cos 3x=cos5x - Znanija.Site

Решить уравнение cos2x*cos 3x=cos5x
- Предмет:
  Алгебра
- Автор:
  cheesestick
- 11 месяцев назад

Ответы 3

Капец
- Автор:
  hughkvda
- 11 месяцев назад
- 0
сама решай
- Автор:
  theodore
- 11 месяцев назад
- 1
cos5x+cosx = 2cos5x
cosx-cos5x =0
2sin3xsin2x=0
sin2x=0
x1=...
sin3x=0
x2=...
Ставь лайк
- Автор:
  dots88
- 11 месяцев назад
- 0
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