jane prefers_______music than to listen so it a. to play b. playing c. play d. played

`100% × 5 % ≥ 6%` `CMR` `6 %<` hoặc `=100% × 5 %`

Bài toán 1: Tính nhanh a) b) 345 + 25 +155 +175 Bài toán 2: Tính nhẩm bằng cách thêm ở số này và bớt ở số kia với cùng 1 số a) 37 + 58 c) 297 + 1135 b) 2021 + 54 d) 198 + 36 Bài toán 3: Tính nhẩm bằng cách thêm hoặc bớt ở số bị trừ và số trừ với cùng 1 số a) 879 - 187 b) 1998- 44 Bài toán 6: Tính nhanh tổng của 51 số tự nhiên đầu tiên

Một chi đội tổ chức đi cắm trại ở một nơi cách trường 14km, các bạn khởi hành lúc 7 giờ 30 phút với vận tốc 5km/giờ. Một số bạn chở dụng cụ cắm trại đi xe đạp với vận tốc 12km/giờ. Hỏi các bạn đi xe đạp phải khởi hành lúc mấy giờ để đến nơi cùng lúc với các bạn đi bộ.

giúp mình vs ạ mình đag cần gấp Word form 1. What's the name of that __________ you were singing earlier (SING). 2. I started playing the piano , but I don't think I have much __________ talent (MUSIC) 3. My dad used to be really fit and he was in his college __________ team (ATHLETE) 4. When you were young did you ever play with other __________ in your neighbourhood (CHILD) 5. Alan wants to be an __________ but I don't think he's got much talent (ACT) 6. They have a wonderful __________ of stamps. (COLLECT) 7. You have to practice a lot if you want to work as a __________ (MUSIC) 8. My friend wants to become a __________ football player (PROFESSION) 9. Why are cats such __________ animals ? (PLAY) 10. Lots of people get __________ just from watching someone perform. (PLEASE) 11. The __________ in this place is absolutely terrible. I want my money back. (SERVE) 12. Could you help me make a __________. I don't know which phone to buy. (DECIDE) 13. Even very good clothes are quite __________ in this shop (AFFORD). 14. There are no further __________ for applying for this job. (REQUIRE) 15. My mother had no idea that this vase was so __________ (VALUE). 16. Companies should always tell the __________ in their advertisements. (TRUE) 17. Credit cards are really __________, but you have to be careful with them (USE) 18. I read a __________ of all the new mountain bikes. This one is the best. (COMPARE) 19. Before you borrow money from the bank you have to make a __________ about whether you can pay it back or not. (JUDGE) 20. He has been an __________ for ages (BANK). 21. There are many forms of__________. You just have to find the right kind . (ENTERTAIN) 22. In his youth my dad was a __________. He worked on a big ship for two years (SAIL)

( Nếu trong một Phương trình ( Tổng quát) mà các nguyên tố Đều đã được cân bằng nhưng Chỉ còn 1 nguyên tổ chưa kiểm tra thì nó cũng cân bằng mà không cần phải kiểm tra đúng không ?)

tìm x=? trình bày chi tiết giúp minh vs

London is the biggest city in Britain. More than 7 million people live and work there. It is one of the most important cities in the world. It is a centre for business and for tourism. London consists of three parts: The City of London, the East End and the West End. In the City of London there are many banks, offices and Stock Exchange. In the West End we can see many historical places, parks, shops and theatres. It is the world of rich people and money. The East End is the district where working people live and work. The Port of London is also there. You can have a very good time in this city. You can visit different cinemas, theatres and museums. The “Odeon” is one of the most famous cinemas of the country. The most famous museums are: The British Museum and the Tate Gallery. There are many shops in London. Oxford street is London’s main shopping centre. People from all over the world buy clothes, shoes, toys and souvenirs there. The street is more than a mile long. The best known departments are Selfridges and John Lewis. The largest park in London is Hyde Park with its Speaker’s Corner. Sit on the green grass and try England’s favourite food - fish and chips. T F 1.There are lots of theatres, parks and historical places in the City of London. 2.The Port of London is in the East End of London. 3.Working people live and work in the West End of London. 4.The “Odeon” is a famous museum in London. 5.People go to Oxford street to buy clothes and souvenirs. 6.People from all over the world don’t buy clothes, shoes, toys and souvenirs in London

a. (x2 − 2x +1)(x2 − 5x +4) = 0 b. x3+3x2 − 2x − 6 = 0 c. (x − 2)2 − 4(4x +3)2 = 0 d. (x2+2x − 5)2 = (x2 − x +5)2 e. (x2 − x)2 − 8(x2 − x)+12 = 0 f. 3(x2+1)2 − 2(x2+1) = x2

mn giải hộ mình bài nầy (m-1)sinx+(căn3)(m+1)cosx=căn2(m+1) tìm nghiệm khi m=0 và từ đó các nghiệm đó tìm nghiệm thuộc khoảng(-4pi;6pi)