Вычислить:1. sin(-120)2. cos 2П/3 - №5560990

Вычислить:
1. sin(-120)
2. cos 2П/3
- Предмет:
  Алгебра
- Автор:
  leajvr3
- 5 лет назад

Ответы 1

а) (-корень из 3)/2б) -1/2=-0.5
- Автор:
  blazerubio
- 5 лет назад
- 0
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