Giúp mình với bài này mình cũng đang gấp ạ

Một vật có khối lượng m dao động điều hoà với biên độ $A$. Khi chu kỳ tăng $3$ lần thì năng lượng của vật sẽ A. Tăng $3$ lần B. Giảm $9$ lần C. Tăng $9$ lần D. Giảm $3$ lần Giải thích chi tiết nha

huuuuhuhuuuuuuuuuuuuu giúp mình

|3x-2|-1=x mọi người làm giúp em với ak, em cho 5 vote ( giải bằng 2 cách) mimg mộ người giúp em vì em đang cần hấp ak

Mọi người giúp e bài 3 với bài 5 ạ

Tìm x 2x² + y² + 4x - 2y +3 = 0

Exercise 6:viết lại câu 1. Ann didn’t go to the circus with Betty because she had a bad cold. Because of......................................................................................... 2. John succeeded in his exam because he worked hard and methodically. Because of......................................................................................... 3. I like him because his father is kind . Because of......................................................... 4. We stopped our car because the traffic light turned red. Because of......................................................................................... 5. John got a bed cold because he smoked cigarettes. Because of......................................................................................... 6. John is fat because he eats so many chips. Because of......................................................................................... 7. They can’t go out because it is too cold outside. Because of......................................................................................... 8.The students can’t go to school because it is raining heavily. Because of......................................................................................... 9. He failed the exam because he was lazy. Because of......................................................................................... 10. We all admire this man because he is wise. Because of......................................................................................... 11. The excursion was cancelled because it rained suddenly. Because of......................................................................................... 12. Samuel is fairly tall, but he can’t reach the ceiling. Although............................................................................................ 13. Jenifer went to the dentist because she had a toothache. Because of......................................................................................... 14. Red is a bright colour but cats can’t not see it. Even though....................................................................................... 15. Although he took a taxi, Bill still arrived late for the concert. In spite............................................................................................... 16. In spite of his age, Mr.Ben runs four miles before breakfast. Although............................................................................................ 17. Because of the rough sea (biển động), the ferry couldn’t sail. Because............................................................................................. 18. Although he had a good salary, he was unhappy in his life. In spite.............................................................................................. 19. There were a lot of accidents because of the icy roads. Because.............................................................................................. 20. Although his book was successful, he decided not to write any more. In spite............................................................................................... 21.In spite of suffering from a bad cold, William still went to school. Although............................................................................................ 22) Although Tom was a poor student, he studied very well. => In spite of ……………………………………………………………………… 23) Although the weather was bad, she went to school on time. => Despite …. 24) My mother told me to go to school although I was sick. => In spite of …. 25) Because there was a big storm, I stayed at home. => Because of …. 26) Tom was admitted to the university although his grades were bad. Despite …….............................................................................................. 27) Although she has a physical handicap, she has become a successful woman. => Despite …............................................................................................... 28) In spite of the high prices, my daughter insists on going to the movies. => Even though ……............................................................................... 29. She decided to accept the job although the salary was low Despite ________________________________________________________________________ 30.Although he had a bad cold, William still went to work In spite ________________________________________________________________________ 31.Even though she had a poor memory, she told interesting stories to the children. ðDespite_____________________________________________________________________________

Làm giúp mik nhaaaa!! Chiều mik nộp rồi!! Nhanh nha!! (hơi mờ)

giúp mình nha càn g nhanh càng tốt

1. trong câu : Trong những giây phút yên tĩnh của buổi chiều làng , tôi điều nhận thấy mùi cá nướng hanh hao là một thứ phong vị . Dấy phẩy trong câu có tác dụng gì a , ngăn cách trạng ngữ với chủ ngữ và vị ngữ b, ngăn cách các bộ phận cùng chức vụ c, ngăn cách các vế câu ghép câu 2. các từ , đỏ rực , mùi tanh nồng trong bài thuộc từ loại nào 3. tìm hai từ đồng nghĩa với từ đỏ rực 4. phân tích cấu tạo câu sau và cho biết đó là câu đơn hay câu ghép nhà tôi ở một làng ven sông , tuổi thơ tôi dã gắn với cái bến nước của làng