Решите уравнение [tex] \frac{1}{y+2} + \frac{1}{y-2} = \frac{4}{4 - y^{2} } [/tex] - №20896415

Решите уравнение [tex] \frac{1}{y+2} + \frac{1}{y-2} = \frac{4}{4 - y^{2} } [/tex]
- Предмет:
  Алгебра
- Автор:
  heather82
- 6 лет назад

Ответы 1

1/(y+2)+1/(y-2)+4/(y-2)(y+2)=0y≠-2 U y≠21(y-2)+1(y+2)+4=0y-2+y+2+4=02y=-4y=-2 не удов услОтвет нет решения
- Автор:
  gabriella
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

составить предложения со словом when?
- Предмет:
  Английский язык
- Автор:
  minnie82
- 6 лет назад
- Ответов:
  
  1
- Смотреть
У простите выражения 7х+43+6х+15
- Предмет:
  Математика
- Автор:
  Ángel63
- 6 лет назад
- Ответов:
  
  2
- Смотреть
When I (hear) his knock I (go) to the door and (open) it, but I (not recognize) him at first because I (not wear) my
glasses. 14. When I came in they (sit) round the fire, Mr. Smith (do) a crossword puzzle, the others (read). Mrs. Smith (smile) at me and (say), "Come and sit down." 15. I (see) you yesterday from the bus. Why you (use) a stick? — I (use) a stick because I (hurt) my leg that morning. 16. The children (come) to the party at 4 o'clock yesterday; but before that Mr. and Mrs. Green (decorate) the room, Mrs. Green (bake) cakes, and Mr. Green (buy) a small present for every little guest. 17. As they (walk) along the road they (hear) a car coming from behind them. Tom (turn) round and (hold) up his hand. The car (stop). 18. When I (arrive) at the station Mary (wait) for me. She (wear) a blue dress and {look) very pretty. 19. When I (see) him he (paint) a portrait of his wife. 20. While he (water) the flowers it (begin) to rain. 21. When I last (see) her she (hurry) along the' road to the station. I (ask) her where she (go) and she (say), "London", but I don't think she (tell) the truth because there (not be) any train for London at that time, 22. The men (say) that they (work) on the road outside my house and that they (want) some water to make tea. 23. Richard (get) a new exercise-book yesterday because hr (fill) his old one. 24. Ann said that she (be) on holiday. I (say) that I (hope) that she (enjoy) herself. 25. When I (look) through your books I (notice) that you have a copy of "Night work". 26. She said that she (not like) her present fiat and ^(try) to find another. 27. When Margaret (finish) her homework she (turn) on the radio.
- Предмет:
  Английский язык
- Автор:
  morenoern9
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Помогите пожалуйста упр 70 найти буквы там внезу написану посмотрите пожалуйста ❤️❤️❤️согл
- Предмет:
  Русский язык
- Автор:
  maddie3
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years