решите уравнение х³-4х=0 - №17227647

решите уравнение
х³-4х=0
- Предмет:
  Математика
- Автор:
  ramirorxby
- 6 лет назад

Ответы 1

х(х^2-4)=0х(х-2)(х+2)=0ответы: 0,2,-2
- Автор:
  gillian
- 6 лет назад
- 0
Добавить свой ответ

Еще вопросы

1. Nobody ___ to school on Sundays.

a) Go

b) is going

c) have done

d) goes

2. I am interested ___ mathematics and English.

a) On

b) in

c) at

d) with

3. In English children go to school between the ages _____

a) 7-17 years

b) 5-16 years

c) 6-18 years

d) 4-16 years

4. In Britain children have to pass a selection test to get _____ school.

a) Comprehensive

b) grammar

c) private

d) primary

5. Private schools are very _____

a) Expensive

b) noisy

c) cheap

d) interesting

6. Children like ______ languages.

a) Is learning

b) are learn

c) learning

d) to learn

7. Children in Kazakhstan _____ at the age of 17-18

a) Have left

b) are leaving

c) leave

d) leaves

8. The man ____ is reading a book is my brother.

a) What

b) which

c) who

d) whom

9. _______ project is good.

a) This student

b) this student’s

c) this students’

d) this

10. Knowledge ___ power.

a) Are

b) is

c) has

d) is being

Complete the sentences with the correct words.

11. The……… on a …….. is called fur.

a) hare

b) hair

12. Have you ever heard a fairy…..about the cat with no …… ?

a) tale

b) tail

13. The sky was clear ….. but the wind …. from the north.

a) blue

b) blew

14. After his illness John felt … for a ……. .

a) week

b) weak

15. He announced which …. of the boys … the game.

a) one

b) won

16. ____ is this bag? Paula’s.

a) Which

b) Whose

c) Who

17. ___ is your name? Amanda.

a) What

b) Which

c) How

18. You had fun last night, ___?

a) didn’t you

b) doesn’t you

c) are you

19. This room ___ every day.

a) cleans

b) are cleaned

c) is cleaned

20. Coffee was grown ___ Brazil.

a) by

b) with

c) in
плиз очень срочно
- Предмет:
  Английский язык
- Автор:
  jude825
- 6 лет назад
- Ответов:
  
  1
- Смотреть
Животные – обитатели арктической тундры

1) белые медведи, лисы, северные олени
2) бурые медведи, песцы, лисы
3) леминги, северные олени, песцы
СЛЕДУЮЩИЙ ВОПРОС
- Предмет:
  География
- Автор:
  belenfvli
- 6 лет назад
- Ответов:
  
  0
- Смотреть
Прибавь к произведению а и 8 частное 900 и 9.
Вычти из частного 4200 и 7 произведение 6 и а.
- Предмет:
  Математика
- Автор:
  boo bear
- 6 лет назад
- Ответов:
  
  1
- Смотреть
начерти отрезок длина которого больше 4см ,но меньше зам .сколько отрезков ты начертил
- Предмет:
  Математика
- Автор:
  kadence
- 6 лет назад
- Ответов:
  
  1
- Смотреть

How much to ban the user?

1 hour 1 day 100 years