Tìm x, y a, $\frac{x}{4}$ = $\frac{y}{3}$ và x.y=48 b, $\frac{x}{3}$ =$\frac{y}{4}$ và x ²+y ²=100

giúp mk vs mọi người ơ, mk cần gấp!!!

E. Choose the correct answers. 1. If you would like to______ a complaint, please fill in a form or speak to the manager. a.make b. take 2. Marianne, you must stop making______ and hand in your homework on time. a. progress b. excuses 3. Can you and your colleagues please do some______ on the subject ? a. research b. business 4. Our school is taking______ in a science competition at the end of the year. a. place b. part 5. Can you please? I need you to print out my presentation for me. a. do me a favour b. make up my mind 6. You've studied really hard for your exams and you've done your _____ a. job b. best 7. When you go for a job interview, you have to make_____ a.good impression b. profit 8. Well done, Katie! You did____ a. good job b. choice 9. Unfortunately, the company wasn't doing well, and it made a lot of employees______ a. decision b. redundant 10. Please stop taking me I try very hard to help you and you never thank me . a. into account b. for granted

Cali: "Hỏi" NL: Mong admin cho mục báo cáo linh tinh vào khoản khóa ac, mong admin thực hịn

làm hết giúp mình Bài 7. Hoàn thành các câu sau: 1. I _________________ (work) in a bank for ten years. 2. Where _________________ (you / live) when you were young? 3. She _________________ (not / study) French at university. 4. He _________________ (travel) through the Middle East last year. 5. _________________ (they / visit) the Louvre in Paris? 6. She _________________ (not / watch) TV yesterday. 7. We _________________ (buy) a new car last weekend. 8. Where _________________ (you / teach) before you came here? 9. He _________________ (not / think) that he was right. 10. I _________________ (cook) steak last night. 11. _________________ (Lucy / read) ‘War and Peace’ at school? 12. She _________________ (not / write) to her grandmother. 13. We _________________ (have) a computer when I was a child. 14. Where _________________ (you / go) on holiday? 15. I _________________ (love) ice cream when I was a child. 16. They _________________ (not / meet) yesterday. 17. _________________ (she / swim) in the sea in Greece? 18. We _________________ (not / play) tennis yesterday because it was raining. 19. He _________________ (try) to lift the box but he couldn’t. 20. What _________________ (you / eat) for lunch? Bài 8. Hoàn thành các câu sau: 1. I _________________ (not / drink) any beer last night. 2. She _________________ (get on) the bus in the centre of the city. 3. What time _________________ (he / get up) yesterday? 4. Where _________________ (you / get off) the train? 5. I _________________ (not / change) trains at Victoria. 6. We _________________ (wake up) very late. 7. What _________________ (he / give) his mother for Christmas? 8. I _________________ (receive) £300 when my uncle _________________ (die). 9. We _________________ (not / use) the computer last night. 10. _________________ (she / make) good coffee? 11. They _________________ (live) in Paris. 12. She _________________ (read) the newspaper yesterday. 13. I _________________ (not / watch) TV. 14. He _________________ (not / study) for the exam. 15. _________________ (he / call) you? 16. _________________ (I / forget) something? 17. What time _________________ (the film / start)?

Câu 8: Trường hợp nào dưới đây không bị coi là vi phạm pháp luật? A. Người tâm thần gây án. C. Đi xe máy vượt đèn đỏ. B. Tham ô, tham nhũng. D. Trốn nghĩa vụ quân sự. Giải thích ra giúp mình nhá. Giúp mình đi mình sắp nộp r huhu. Tym,vote 5* và ctlhn ạ

Chiếc máy bay đầu tiên do ai phát minh ?

Bài 1: Tìm tập xác định của hàm số 1. y= $\sqrt[]{\frac{1+x}{1-x}}$ 2. y= $\sqrt[]{\frac{2+cosx}{1-cosx}}$ 3. y= $\sqrt[]{\frac{3-sinx}{1+sinx}}$ 4. y= $\frac{cotx}{cosx-1}$ Bài 2: Tìm GTLN, GTNN của hàm số 1. y= $\frac{1+4cos^{2}x}{3}$ 4. y= |sin2x|-4 2. y= $\frac{2+5sin^{2}x}{4}$ 5. y= 3-4sin²x.cos²x 3. y= 5|cosx+3| +3 6. y= 2sin²2x - sinx +4 Mọi người giúp em với, em hứa vote đầy đủ ạ

Đặc các trạng từ vào đúng vị trí của nó. 1. i go to the cinema(often)..... 2. My mother drinks milk(every Morning) 3. My mother go to the work at 7.00(usually) 4. My sister goes swimming(never

cho tam giác ABC , đường phân giác AD ,đường caoA H, cho AB = 21cm , AC=28cm hỏi hd băng bao nhiêu cm