vẽ cỏ 3 hay 4 lá cho hỏi phuoc ny của mod shiro là ai = ))

làm sao để phân tích 4$x^{3}$ -12$x^{}$+8=4 $(x-1)^{2}$ $(x+2)^{}$

phân tích phát hiện Thứ nhất của người nghệ sĩ phùng

Exercise 1 1. The car isn’t very nice, but it serves its purpose. Although 2. Betty isn’t very tall, but she can run very fast. Although 3. He doesn’t have much money, but he wants to buy car. Although 4. There wasn’t much food at the party. However, everybody had a good time. Although 5. He’s a hard worker. However he van newer save enough to buy a car Although. . Exercise 3 1. Although he was brought up in Poland, he has a perfect English accent. He may 2. Although she’s a girl, she plays football as well as any boy. She may 3. Although she’s very rich, she never gives a penny to the poor. She may 4. Although my sister’s very intelligent and pretty, she doesn’t have a boyfriend. I concede 5. Although he sometimes behaves like a fool, he’s really very intelligent. I grand Exercise 4 1. Although I tried hard, I couldn’t find the book you lent me. However 2. Although he may have some strong points, intelligence is one of them. Whatever 3. Although he loves Joan very much, he isn’t going to marry her. However 4. Although she buys a lot of new dresses every month, she always dresses shabbily. However 5. Even if our new house is very nice, we’ll still miss our old flat. However CONCESSION NO MATTER IT DOESN’T MATTER Examples: No matter how hard I try, I will never pass the exam It doesn’t matter how hard I try, I will never pass the exam Exercise 5 1. Although he makes a lot of money, he can’t save anything. No matter 2. No matter what she said, no one paid any attention. Whatever 3. However hard she tried, she couldn’t lift the suitcase. No 4. Although he loves Joan very much, he isn’t going to marry her. No 5. It doesn’t matter how much you earn, you shouldn’t waste money. Although Exercise 6 1. Although Betty is attractive, she can’t find herself a boyfriend. Attractive 2. Although it seems incredible, my grandma is getting married again. Incredible 3. Although I love travelling very much, I can’t afford to go to Japan. Much 4. However rich he may be, I wouldn’t like to be in his shoes. Rich 5. No matter how nice she may be, I don’t like her Nice Exercise 7 1. He doesn’t have much money, but he wants to buy a car. He wants to buy a car despite 2. We all enjoyed the walk even though it rained. In 3. We managed to talk seriously although there were a lot of people around. In 4. The bag was heavy but she managed to carry it herself. Despite 5. His mother refused to let him go to the party but he went anyway. He went to the party in spite Ex8 1. Whatever you may promise, I don’t believe a word. For all 2. In spite of his hard work, he hasn’t been promoted for five years. For all 3. Whatever you may say about Mary, I will not change my opinion about her. For all 4. Say what you will about her husband, I do not like him. For all 5. For all the help of their friends, they were unable to cope with all the problems. In spite Exercise 9 1. I couldn’t love Betty less, even though she may have had another boyfriend. I couldn’t love Betty less, even 2. It might be cold, but we’ll still go for a walk. Even if 3. I’m not going to accept their offer, although they might give me a big salary. Even if 4. She is beautiful and intelligent, but I’m not going to marry her. Even though 5. She is beautiful and intelligent, but I’m not going to marry her. I’m not going to marry her Exercise 10 1. In spite of being tired, we went to the museum. Even 2. In spite of the rain, the competition took place as planned. Even He went bankrupt, even though he’d worked very hard He went bankrupt, in 4. I hate to have to tell you this, but you are wrong. I have to …. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. In spite of her loving family, she wasn’t happy. Although …. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Exercise 11 1. They had planned to visit us, but Mary fell ill If 2. Mr Smith modernised his factory years ago, and now he’s rich. If 3. Open the door, or I won’t be able to come in. If 4. I feel terrible because I broke her new mirror last night. If 5. He didn’t study for the test so he failed. If 6. I must wear glasses because I didn’t take proper care of my eyes when I was young. I would 7. I was able to find my way only because I asked a passer-by for directions. I would 8. You have blisters on your feet because you walked too much yesterday. If 9. You don’t work here and that is why you can’t enter without a pass. If 10. Remind me of her birthday on time, or I will not send her birthday card. I won’t Bài hơi nhiều mong mn giúp em với 🥺🥺🥺🥺

Giúp em với khó quá nhớ dịch hộ em luôn nhé em cảm ơn nhìu

Bài 1: Cho điểm M(3; 3). Viết phương trình đường thẳng qua I cắt Ox, Oy tại A và B sao cho tam giác MAB vuông tại M và đường thẳng AB qua điểm I(2; 1). Bài 2: Trong mặt phẳng Oxy cho các điểm A(1;−1), B(−1;−3), I(2; 4). Viết phương trình đường thẳng (d) song song với đường thẳng AB và cắt các trục Ox, Oy lần lượt tại C, D sao cho diện tích tam giác OCD bằng 2. Bài 3: Trong mặt phẳng Oxy, cho tam giác ABC có đỉnh A(1; 2) và phương trình đường trung tuyến BM : 2x+y+1 = 0, M ∈ AC. Tìm tọa độ điểm B biết CD: x+y−1 = 0 là phương trình đường phân giác trong của góc Cb. Bài 4: Trong mặt phẳng Oxy, cho hình thang ABCD hai đáy AB và CD, biết rằng BCD ‘ = 45◦ , điểm A(−1; 1), điểm B(2; 5) và điểm D(7;−5). a) Viết phương trình tham số và phương trình tổng quát của đường thẳng CD. b) Tìm tọa độ điểm C, từ đó tính diện tích hình thang ABCD.

ĐỀ SỐ 4 Câu 1 : Hai thành phần mang điện trong nguyên tử là : A . Hạt nhân mang điện tích dương,êlectrôn mang điện tích âm . B. Êlectrôn âm và êlectrôn dương . C. Hạt nhân âm và hạt nhân dương . D. Iôn âm và iôn dương . Câu 2: Tác dụng hoá học của dòng điện được ứng dụng để: A. Chế tạo bóng đèn. B. Chế tạo nam châm. C. Mạ điện. D. Chế tạo quạt điện. Câu 3: Dòng điện chạy qua dụng cụ nào sau đây gây ra tác dụng nhiệt vô ích ? A. Quạt điện . B. Bàn là điện . C. Bếp điện . D. Nồi cơm điện . Câu 4: Dòng điện không có tác dụng nào dưới đây : A. Làm nóng dây dẫn B. Hút các vụn giấy C. Làm quay kim nam châm D. Làm tê liệt thần kinh . Câu5 : Hoạt động của máy sấy tóc dựa trên tác dụng nào của dòng điện ? A .Tác dụng nhiệt và tác dụng từ. B. Tác dụng nhiệt . C. Tác dụng nhiệt và tác dụng hoá học. D. Tác dụng sinh lí và tác dụng từ. Câu6: Hiện tượng đoản mạch xảy ra khi A. mạch điện bị nối tắt giữa hai cực nguồn điện. B. mạch điện có dây dẫn ngắn. C. mạch điện không có cầu chì . D. mạch điện dùng acquy để thắp sáng. Câu 7:Việc làm không đảm bảo an toàn về điện là A. sử dụng dây dẫn có vỏ bọc cách điện. B. lắp rơle tự ngắt nối tiếp với các dụng cụ dùng điện. C. ngắt cầu dao điện khi cần lắp đặt các thiết bị dùng điện. D. sử dụng dây chì có tiết diện lớn để tránh bị đứt cầu chì. II. TỰ LUẬN Câu 1. Sơ đồ mạch điện là gì? Hãy cho biết Ampe kế sơ đồ ở hình 1 mắc đúng hay sai? Tại sao? Câu 2 Cho mạch điện có sơ đồ như hình 2. a. Biết hiệu điện thế giữa hai đầu đèn Đ1 là U1 = 2,8V, hãy cho biết hiệu điện thế giữa hai đầu đèn Đ2. b. Biết cường độ dòng điện chạy qua nguồn điện là I=0,45A và chạy qua đèn Đ2 là I2 = 0,22A. Tính cường độ dòng điện I1 chạy qua đèn Đ1.

1. I have been waiting for you…………… A. since early morning B. since 9 a.m C. for two hours D. all are correct 2. My sister…………for you since yesterday. A. is looking B. was looking C. has been looking D. looked 3. Jack…………the door. A. has just painted B. paint C. will have painted D. painting 4. The train…………half an hour. A. has been leaving B. left C. has lelt D. had lelt 5. We…………Doris since last Sunday. A. don’t see B. haven’t seen C. didn’t see D. hadn’t seen 6. When I last saw him, he…………in London. A. has lived B. is living C. was living D. has been living 7. After I……………lunch, I looked for my bag. A. had B. had had C. have has D. have had 8. By the end of next year, Geoge……………English for 2 years A. will have learned B. will learn C. has learned D. would learn 9. The man got out the car ,……………round to the back and opened the boot. A. walking B. walked C. walks D. walk 10. For several years his ambition……………to be a pilot. A. is B. has been C. was D. had been 11. Henry…………into the restaurant when the writer was having dinner. A. was going B. went C. has gone D. did go 12. He will take the dog out for a walk as soon as he …………dinner. A. finish B. finishes C. will finish D. shall have finished 13. Before you asked, the letter…………… A. was written B. had been written C. had written D. has been written 14. Ask her to come and see me when she…………her work. A. finish B. has finished C. finished D. finishing 15. Oil …………if you pour it on water. A. floated B. floats C. will be floated D. float Giải và giải thích giúp mình

mn giúp mik vs mik cần luôn và ngay nếu đc kẻ hình luôn hộ mik nhé

Question 17-20: Read the following passage and circle the letter A, B, C or D to indicate the answer to each of the following questions. It is five o’clock in the evening when Rene Wagner come home from work. She walks into the living room and looks at her three children. They are 14,13 and 9 years old. They are watching TV. The living room is a mess. There are dirty socks on the floor and cookies on the sofa. Games and toys are everywhere. Rene is angry, “This place is a mess” she tells her children, “I can’t work all day and then do housework all evening. I’m not going to do housework!”Rene doesn’t do housework. She doesn’t clean or wash dishes. She doesn’t wash clothes, either. Every evening she sits on the sofa and watches TV. After two weeks, every plate, fork and glass in the house is dirty. All the children’s clothes are dirty. Every garbage basket is full. The house is a mess. Then, one day Rene comes home from work and gets a big surprise. The kitchen is clean. The children clean the kitchen ! The next day, the living room is clean, and the children are washing their clothes. Rene tells the children “OK, I’ll do the housework again. But you have to help me.” Now Rene and her three children do the housework together. Then they all sit on the sofa and watch TV! 17. When Rene came home from work, she found the house ________________. A. clean and dirty B. dirty and tidy C. dirty and untidy D. clean but untidy 18. Rene told her children _________________. A. to do the housework B. she couldn’t do housework C. not to do housework D. she wouldn’t do housework 19. Some days later, the house was clean again because ______________. A. she couldn’t let it that way B. her children did housework. C. her children didn’t do housework. D. she did housework again. 20. Now Rene does housework again because __________________. A. her children help her. B. they can watch TV together. C. her children wash their clothes. D. her children don’t do it. giúp mk với