решить уравнение cosx×ctgx-ctgx-sinx=0 Записать в градусах корень принадлежащий [0°усах - №12624528

решить уравнение cosx×ctgx-ctgx-sinx=0 Записать в градусах корень принадлежащий [0°усах корень принадлежащий [0°; 180°]
- Предмет:
  Математика
- Автор:
  kendrick
- 6 лет назад

Ответы 0

Добавить свой ответ

Еще вопросы

Помогите срочно!

234.Задача с теоремой косинусов
Одна из сторон треугольника больше другой на 8 сантиметров, а угол между ними равен 120 градусам. Найдите периметр треугольника, если длин третьей стороны равна 28 см.
- Предмет:
  Математика
- Автор:
  ean
- 6 лет назад
- Ответов:
  
  2
- Смотреть
2/3+1 2/3*3/8-1/15 разделить на (5/6+0,25):3,5+22 1/3*1/7
- Предмет:
  Математика
- Автор:
  max13
- 6 лет назад
- Ответов:
  
  1
- Смотреть
26. Who said that they ... the Palace the following day?
a) would have visited
b) would visit
c) will visit
d) are going to visit

27. We agreed that all the plans ... the following year.
a) will realize
b) would realize
c) would be realized
d) will be realized

28. When I last saw him he was dressed ... . Did either of his parent die?
a) black
b) in black
c) black suit
d) in black

29. She is so afraid of ... that when she saw one in her kitchen she climbed onto the table.
a) mouse
b) mouses
c) mices
d) mice

30. His ... him a lot of ...
a) business brings, revenues
b) business bring, revenue
c) business brings, revenue
d) business bring, renevus

31. The dinner Mary prepared smelt ... but tasted ...
a) good, terrible
b) well, terrible
c) good, terribly
d) well, terribly

32. He couldn't agree to ... as a robber.
a) be looked
b) be looked at
c) have been looked
d) looked

33. When I asked him for advice he told me ... that man.
a) not to marry
b) that I didn't marry
c) that I marry
d) to marry with

34. I asked him to look after my children and he ... .
a) did for me
b) did so
c) looked
c) did as

35. I invited her to the party but she said that she ...
a) cannot come
b) couldn't come
c) stays at home
d) didn't like come

36. I wanted to discuss the trip with her but when I came she ... already.
a) has left
b) left
c) had left
d) have left
- Предмет:
  Английский язык
- Автор:
  jagsdyig
- 6 лет назад
- Ответов:
  
  2
- Смотреть
37. Mary ... flowers by her husband yet.
a) has been given
b) had been given
c) has given
d) hasn't been given

38. He thinks very ... but reacts extremely ...
a) slowly, fast
b) slowly, quick
c) slowly, fastly
d) slow, fast

39. If my mother ... go to the park with you I will be suprprised.
a) lets me do
b) will let me
c) lets me
d) will let me to

40. What ... this evening?
a) do you do
b) are you doing
c) have you do
d) can you to do

41. The boy has been ... for three months but so far he has not been ... .
a) looking, found
b) looked, found
c) looked, found out
d) looked for, found

42. I'm so angry with her because she ... me to stop smoking.
a) always tell
b) always tells
c) always is telling
d) always telling

43. I asked him about his employees and he said he had a lot of ... but few women.
a) man-workers
b) men-worker
c) men-workers
d) man-worker

44. It is a general truth that ... are not going to help ... .
a) the rich, the poor
b) the rich, poor
c) rich, the poor
d) rich, poor

45. I don't know which programme to choose because ... of them are interesting.
a) either
b) one
c) both
d) no

46. The merchandise we ordered last month will be sent ... .
a) by cheque
b) us
c) by rail
d) yesterday

47. Her husband ... on her so much that he doesn't even look at the other women.
a) loves
b) likes
c) dotes
d) looks

48. Which of you ... to stay longer?
a) do want
b) does want
c) want
d) wants

49. They ... stay till we have finished.
a) will must
b) will have
c) will have to
d) must do

50. Tomorrow she ... leave half an hour earlier.
a) will may to
b) will be allowed
c) will be allowed to
d) will may
- Предмет:
  Английский язык
- Автор:
  chips14
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years