Упростите: 4*a*b+4*a^2+4*b^2

Выразите в кг:

2,1 г,       0,3604 г,       8,9 мг,      0,035 мг,

HEEEEEEEEEEEEEELP

Correct each sentence. Do not change the underlined words.

1) -They have bought a new house.

- Really ? I"d like to see a house.

2) When I was a baby i can't run quickly

3) That wasn't a good book, was that ?

4) This is you bike, isn't this ?

5) Her lesson starts at 10 o"clock. She mustn't get up at 6 o'ckock

6) I didn't have any stamps at home. I must go to the post-office

7) Did he must see the doctor last week ?

8) It was late. We must take a taxi

9) You mustn't get up early. It's Sunday

10) Kate mustn't go to the doctor. She is not ill

обратите десятичную дробь в обыкновенную найдите значение выражения: И. 7,6-4 2/3+2 1/15

составьте сложноподчинённые предложения употребив относительные наречия (куда,откуда,где,отчего,почему,зачем)для связи и придаточной части.Укажите синтаксическую роль наречий в придаточных предложениях. Он спросил меня о том, куда... откуда... где.... отчего... почему... зачем...