сократите дробь: 4х²-12х+9 / (3-2х)² - №32409234

сократите дробь: 4х²-12х+9 / (3-2х)²
- Предмет:
  Алгебра
- Автор:
  jasperelaj
- 5 лет назад

Ответы 1

Нужно отправить 20 символов
- Автор:
  dusty38
- 5 лет назад
- 0
Добавить свой ответ

Еще вопросы

Пожалуйста
Итоговая контрольно-комбинированная работа в 8 классе

2 variant

READING

The National Sport of England

Football is the most рорulаr sport in England. ln fact, а lot of English people say it is their national sport.

English people have played football fоr а vеrу long time. Ноwеvеr, the game didn’t have аnу rеаl rulеs until the l9th сеntuгу. ln l815, Eton College created гulеs to make the gаmе less violent and lаtеr, in l848, Cambridge university made mаnу of the mоdеrn rulеs. Football quickly became as рорulаr as оthеr games such аs cricket.

Today, thеrе аrе thousands of fооtbаll clubs in England, and professional clubs, such as Аrsеnаl, Livеrрооl and Маnсhеstеr United аrе famous all оvеr the world.

Football has bесоmе раrt of the сulturаl life in England and hundreds of thousands of fans suрроrt thеir fаvоuritе teams in stadiums аrоund the country еvеrу weekend. Маnу English сhildrеn have football lessons at school. And famous footballers, such as David Beckham and Michael Owen hаvе become rоlе models fоr а lot of these сhildrеn.

1.Football rules were created in the 19th century.    ……

2. Arsenal is unknown football team.   ……

3. The English like football.   ……

4. Football fans often go to stadiums. …...

5. Cricket is one of popular game in England.

Choose the right variant.

6. I am very good ……English.

a. at                b. for                c. about

7. John works Monday to Friday, 9 to 5. It’s a ……..job.

a.   salary            b. overtime            c. full-time

8. She can't come to the phone now because she ….. for tomorrow's test.

  a. studies                                    b. is studying c. has studied

9. They must be at the sports ground now. They usually ….. basketball on Fridays.

a. play                                         b. are playing c. have played

Fill in the missing preposition using with the phrasal verbs

10. Please put … your clothes. They are all over the place!

11. It took the firefighters two hours to put … the fire.

12. The fashion show has been put… until next Friday.

13. The price of bread is going…in many shops.

14. Nick is sad. He is going… a very difficult time.

15. Ann gloves go…her bag.

Complete the sentences using Past Simple or Past Continuous, Present Perfect , Present Simple

16. I…….the dog for a walk every day after school. (take)

17. He …….just ……home. ( come)

18. Nick ……football yesterday. (play)

19. ……you ever ……to New York? (be)

20.I …….at nine o'clock yesterday. (not sleep)

Rewrite the sentences using the Passive Voice.

21. They will clean the office tomorrow.

22. Аnn cooks a special dinner on the 21st of May.

23. They arranged a nice picnic last month.

24. They have translated the book into 25 languages.

25. The company will publish the new Harry Potter book next month.
- Предмет:
  Английский язык
- Автор:
  abraham785
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Помогите пожалуйста:

1) С какими из перечисленных веществ будет реагировать гидроксид натрия : CO2, K, H2SO4, S, Ca(OH)2, HNO3 ?
Составьте уравнения в молекулярном виде.

2) Из перечисленных веществ выпишите электролиты ; составьте уравнения их диссоциации : P2O5, Zn(OH)2, HCl, KNO3, H2O, BaCl2.

3) Осуществите превращения по схеме :
S - SO2 - H2SO3 - MgSO3.
Последнее уравнение составьте в молекулярном и ионном виде.

4) Составьте формулы : а) нитрата калия ; б) хлорида железа (|||) ; в) гидроксида меди (||).

5) Вычислите, какая масса оксида алюминия образуется при разложении 200г гидроксида алюминия Al(OH)3 ?
- Предмет:
  Химия
- Автор:
  alicenorris
- 5 лет назад
- Ответов:
  
  3
- Смотреть
В схеме реакции S+KClO3=SO2+H2O расставьте коэффиценты методом электронного баланса, укажите окислитель и восстановитель.
- Предмет:
  Химия
- Автор:
  cristinaalvarez
- 5 лет назад
- Ответов:
  
  1
- Смотреть
Раскрыть скобки (4х-2)в квадрате
- Предмет:
  Алгебра
- Автор:
  tiffany
- 5 лет назад
- Ответов:
  
  2
- Смотреть

How much to ban the user?

1 hour 1 day 100 years