sorry mik hiểu sai ý, mik gửi lại bạn nha

\(\sqrt{19-8\sqrt{3}}\)=\(\sqrt{16-2.4.\sqrt{3}+3}\)=\(\sqrt{4^2-2.4.\sqrt{3}+3}\)=\(\sqrt{\left(4-\sqrt{3}\right)^2}\)=\(\left|4-\sqrt{3}\right|\)=4-\(\sqrt{3}\)

Mik gửi nốt mấy câu thiếu nha

3. A

4. C

5. D

1) Câu này bạn chưa cho mik câu gốc nên mik chưa có làm cho bạn được

2)  It took us two hours to drive home.

=> We spent two hours driving home.

3)  When he is asked about his past, he hates it. 

=> He hates being asked about his past

4)  Reading newspapers in the morning gives him pleasure.

=> He enjoys reading newspapers in the morning.

5)  Please don’t watch that film; it’s very violent.

=> Please stop watching that film; it’s very violent.

xấp xỉ 2,268

1. C

2. B

xấp xỉ -9,4975

1. smoking

2. doing

3. came

4. playing

5. learning

6. hearing

7. to paint

8. driving

9. crossing

10. saying

11. helping

12. collecting

1. D

2. D

3. B

4. A

5. B

1. such hot weather

2. so windy

3. such a difficult exercise

4. so expensive