tính chẵn lẻ hàm số y= căn x-1 nhân cos x+2 y=sin x / căn x^2 +2

1 đoàn xe vận tải nhận chuyên chở 10 tấn hàng. Khi sắp khởi hành 1 xe phải điều đi làm việc khác, nên mỗi xe còn lại phải chờ nhiều hơn 0,5 tấn so với dự định. Hỏi đoàn xe lúc đầu có mấy chiếc?

trl hộ mik mấy câu tiếng anh này cái 1.What is air pollution? 2.What do you think is main enviroment problem in your country? 3.as a human how can you protect our enviromental problem? 4.what do you think are the causes of these enviroment problem we faces now a day?

13. “Turn off the computer. You are not allowed to play game now,” >>Dick’s mother prevented ...………… 14. “We can collect old book for the poor students”>> They said…………………………………….. 15. “We have to try our best to win the match”>> The boys said…………………………………………… 16. “We must be given every detail of this case,” they said.>>They insisted ............

Exercise 2: Choose one sentence that best rewrites the sentence given 1.They understand more than we do. a. We don’t understand as much as they do. b. We don’t understand anything at all. c. They understand everything inside out. d. They are very intelligent. 2. It is much more difficult to speak English than to speak French. a. To speak French is more difficult than to speak English. b. To speak English is more difficult than to speak French. c. Speaking English is more difficult than to speak French. d. Speaking French is not as difficult as to speaking English. 3. My interview lasted longer than yours. a. Your interview wasn’t as short as mine. b. Your interview was shorter than mine. c. Your interview was as long as mine. d. Your interview was longer than mine. 4. When I was younger, I used to go climbing more than I do now. a. Now I don’t go climbing anymore. b. I used to go climbing when I younger. c. Now I don’t go climbing as much as I did. d. I don’t like going climbing any more. 5. Your coffee is not as good as mine. a. Mine is better than yours. b. My coffee is better than your. c. My coffee is better than yours. d. My coffee is more good than yours. 6. I can’t cook as well as my mother does. a. My mother can cook better than I can. b. My mother can’t cook better than I can. c. My mother can cook well than I can. d. I can cook better than my mother can. 7. Murder is the most serious of all crimes. a. Murder is very serious. b. No crime is more serious than murder. c. Everyone is very afraid of murder. d. Murder is the dangerous crime. 8. No one in this class as tall as peter. a. Peter is taller than in this class. b. Peter is the tallest in this class. c. Peter is the most tall in this class. d. Peter is more tall than in this class Mọi người lm hộ và giải thích hộ e nha

Cho 3,36 lít oxi (ở đktc) phản ứng hoàn toàn với một kim loại hoá trị III thu được 10,2 g oxit. Xác định tên kim loại. Giúp mình với ạ 🥺 cách nào dễ hiểu nha Cám ơn 😘

mn giup em vs ah,em dang can gap

Reported speech 1." We will deliver your goods within a week," they said.(guarantee) -> 2."Why not give it a try?" she told him.(urge) -> 3." Why was she able to find the way to get out of this forest without a map?" he said. -> He wondered 4." You have pressed the wrong button," he said to me.(point) ->

giúp mik với mọi người 45p nữa mik nộp rồi

Mong mn giúp e ,em cảm ơn mn rất nhiều