2cos^2x+√3cos(3π/2+x)+1=0 - №12532898

2cos^2x+√3cos(3π/2+x)+1=0
- Предмет:
  Математика
- Автор:
  rosebudvbso
- 6 лет назад

Ответы 1

Получится вот так :)
- Автор:
  liliana
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

прошу, помогите пожалуйста

1. Choose the correct variant
1) The Earth … round the Sun.
a) goes; b) was going; c) went; d) has gone
2) Would you like … milk with your tea?
a) few; b) some; c) many; d) a few
3) My dream is to visit … USA.
a) -; b) a; c) an; d) the
4) Jane is as … as her elder sister.
a) tall; b) taller; c) the tallest; d) much taller
5) The Dnepr is not … long as the Volga.
a) such; b) so; c) -; d) more
6) Paula is … oldest student in her class.
a) a; b) -; c) an; d) the
7) How … does this blouse cost?
a) much; b) many; c) few; d) little
8) They are going … the theatre next week.
a) at; b) -; c) in; d) to
9) Who are these people? - … my friends.
a) It is; b) They are; c) There are; d) There is
10) … one theatre and two cinemas in this city.
a) There is; b) There was; c) There are; d) There were11) Ann enjoys … to classical music.
a) to listen; b) listening; c) listen; d) listened
12) … is the cinema from your house?
a) How long; b) Where; c) How far; d) How fast
13) … “Romeo and Juliet”? – Not yet.
a) Did you see; b) Do you see; c) Have you seen; d) Did you saw
14) She … when I came.
a) works; b) work; c) was working; d) has worked
15) Don’t go out. It …
a) rain; b) rains; c) has rained; d) is raining
1. Choose the correct variant
1) Don’t go out. It …
a) rain; b) rains; c) has rained; d) is raining
2) She … when I came.
a) works; b) work; c) was working; d) has worked
3) … “Romeo and Juliet”? – Not yet.
a) Did you see; b) Do you see; c) Have you seen; d) Did you saw
4) … is the cinema from your house?
a) How long; b) Where; c) How far; d) How fast
5) Ann enjoys … to classical music.
a) to listen; b) listening; c) listen; d) listened
6) … one theatre and two cinemas in this city.
a) There is; b) There was; c) There are; d) There were
7) Who are these people? - … my friends.
a) It is; b) They are; c) There are; d) There is
8) They are going … the theatre next week.
a) at; b) -; c) in; d) to
9) How … does this blouse cost?
a) much; b) many; c) few; d) little
10) Paula is … oldest student in her class.
b) a; b) -; c) an; d) the
11) The Dnepr is not … long as the Volga.
a) such; b) so; c) -; d) more12) Jane is as … as her elder sister.
a) tall; b) taller; c) the tallest; d) much taller
13) My dream is to visit … USA.
a) -; b) a; c) an; d) the
14) Would you like … milk with your tea?
a) few; b) some; c) many; d) a few
15) The Earth … round the Sun.
a) goes; b) was going; c) went; d) has gone
- Предмет:
  Английский язык
- Автор:
  bridges
- 6 лет назад
- Ответов:
  
  5
- Смотреть
1) порядок чередования амминокислотных остатков в полипептидной цепи белка определяется его : 1. 1-ую структуру 2. 2-ую структуру 3. 3-ую структуру . 4. 4-ую структуру
- Предмет:
  Биология
- Автор:
  jazminberry
- 6 лет назад
- Ответов:
  
  1
- Смотреть
2) в ходе реакции фотосинтеза выделилось 67,2 л(н.у) кислорода. Определите массу образовавшейся при этом глюкозы.
- Предмет:
  Биология
- Автор:
  amitywero
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Укажите количество основ в предложении "Не великий подвиг, а всё же было бы как-то легче: всеобщее признание могло избавить его от горького чувства одиночества"
- Предмет:
  Русский язык
- Автор:
  kaleyvply
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years