Предмет: Алгебра, автор: galaxeio45

ребято срочно делайте пжжж 10 баллов ​

Приложения:

Ответы

Автор ответа: 666ksenia
0

Ответ:

1)2а^2-4аb+2b^2

2)12-4a^2+8ab-4b^2

3)a^2-ab-8/2

Приложения:
Предыдущий вопрос
Следующий вопрос
Похожие вопросы
Предмет: Английский язык, автор: roberto007
IV. Выберите правильный вариант.

1. I've just bought ... copy of his latest book.

a) — , b) a, c) the, d) any.

2. ... in my class likes him.

a) All, b) All pupils, c) All the pupils, d) Everyone.

3. Jack left ... Paris last week.

a) in, b) for, c) from, d) to.

4. They... yet.

a) didn't arrive, b) haven't arrived, c) hadn't arrived, d) don't arrive.

5. Turn right... the end of the street.

a) at, b) in, c) to, d) on.

6. Nelly is ... at History than Jane but worse at French.

a) as good, b) not so good, c) better, d) best.

7. A young man asked if we ... students.

a) are, b) were, c) have been, d) shall be.

8. I have asked some friends — for tea.

a) to go, b) to stay, c) to bring, d) to drink.

9. Has he ... you of his decision?

a) talked, b) said, c) told, d) spoke.

10. She made her husband ... the tree.

a) to cut down, b) cut down, c) to have cut down, d) cutting down.

11. When I entered they ... to music.

a) have listened, b) were listened, c) were listening, d) listen.

12. She spoke to ... person at the party.

a) few, b) a few, c) every, d) many.

13. I ... glasses since I was a child.

a) wear, b) am wearing, c) have been wearing, d) was wearing.

14. They took a rest after they ... the yard.

a) had cleaned up, b) were cleaning up, c) would clean up, d) have cleaned up.

15. I knew I'd forgotten ... .

a) somewhere, b) anywhere, c) something, d) anything.

16. You usually have dinner at home, ... ?

a) do you, b) don't you, c) have you, d) haven't you.

17. The police haven't got ... information to catch the robber.

a) some, b) enough, c) another, d) these.

18. I haven't heard ... you.

a) anyone call, b) anyone to call, c) someone call, d) someone to call.

19. The news you've brought ... much better... than last time.

a) is, b) are, c) have been, d) were.

20. I hope I've got ... mistakes in my test today.

a) little, b) less, c) fewer, d) fewest.
2 года назад
Предмет: Русский язык, автор: farrahovlags12
эта память – наша совесть
сжатое изложение с элементами сочинения
2 года назад
Предмет: Русский язык, автор: ТАНЯ11ЛЕТ
1 Мама купила мне билеты в цирк. Теперь я пойду (с мамой ) на представление 2 В саду у нас много цветов . Мы сами ухаживаем (за цветами ) 3 Вот и первые лучи солнца.(Лучи) ласково коснулись растений 4 там выступал забавный медвежонок.(Без медвежонка) представление было бы не таким интересным 5 До полудня на цветах в саду ещё блестят капельки росы.(В капельках) разными цветами играют лучи солнца 6 Дрессировщик разрешил сфотографироваться(с медвежонком) Я дал (медвежонку)кусочек сахара
2 года назад
Предмет: Математика, автор: Аноним
здравствуйте помогите пожалуйста найти это 20 баллов
9 лет назад
Предмет: Математика, автор: vikakotik13579
Найдите значение выражения 3 1/3 х 1 2/5:2 4/5
9 лет назад