Võ Hùng's Profile

PTHH: 2Na+2H₂O -->2NaOH+H₂

        2x²+2x+3=3

<=> 2x²+2x=0

<=> 2x ( x+1 ) =0

=> 2x=0 hoặc x+1=0

=> x=0 hoặc x=-1

Vậy S={ 0:-1 }

1. I said that I was bored.

2. Hanh said to her sister that she wanted to go swimming.

3. Hanh's mother said to her that she had to finish your homework then.

Đáp án là D

1 choose T or F A) Tokyo is the capital of JapanB) Tokyo is the center for filmC) Today , It is a busy placeD) It is the longert city in the wordE) The famous I percival Hotel war built in 1990Bài 2 Ansneer the question1. Which city used to be the capital of Japan in the 12h century 2 . What did Tokyo use to be called?3. Who designd the Imperical Hotel ?4. What were large modern building in Tokyo made of?5. Were other building built after World Was II

1 choose T or F A) Tokyo is the capital of JapanB) Tokyo is the center for filmC) Today , It is a busy placeD) It is the longert city in the wordE) The famous I percival Hotel war built in 1990Bài 2 Ansneer the question1. Which city used to be the capital of Japan in the 12h century 2 . What did Tokyo use to be called?3. Who designd the Imperical Hotel ?4. What were large modern building in Tokyo made of?5. Were other building built after World Was II

1. Choose T or F.

a) Tokyo is the capital of Japan       T

b) Tokyo is the center for film         F

c) Today, it is a busy place             T

d) It is the longest city in the world F

e) The famous I percival Hotel was built in 1990   F

2. Answer the questions

a) Which city used to be the capital of Japan in the 12^th century 2?

--> Kyoto.

b) What did Tokyo used to be called?

--> They had rename it Tokyo is the capital of all Japan. 

c) Who designed the Imperial Hotel?

--> By American.

d) What were the large modern building in Tokyo made of?

--> The large modern building in Tokyo made of concrete and steel.

e) Were other building built after World War II?

--> Yes, it were.

Có gì sai sót nói với mình nha chứ bạn viết sai lỗi chính tả hơi nhiều!

Good Luck!!!

1. Bạn sống ở đâu?

2. Nhà của bạn trông như thế nào?
3. Bạn có thể nhìn thấy gì từ cửa sổ phòng ngủ của bạn?
4. Từ nhà bạn đến trường bao xa?

5. Bạn đi học bằng phương tiện nào?

6. Những loại cơ sở vật chất nào có trong khu phố của bạn?
7. Bạn thích điều gì nhất trong khu phố của bạn? Tại sao?
                             Tự mình dịch có gì sai sót bạn sửa!

                                              Good luck to you!

         3x+1=7x-11

<=> 3x-7x=-1-11

<=>-4x=-12

<=> x=3

Vậy S:{3}