user-avatar
tuannq1996
2 năm trước
Cho biểu thức: C= $\frac{x^2+x}{x^2-2x+1}$:($\frac{x+1}{x}$-$\frac{1}{1-x}$+$\frac{2-x^2}{x^2-x}$ ) a. Rút gọn C b. Tìm x để C>1 Mọi người giúp em với ạ. Trong tối hnay thì càng tốt ạ. Em cảm ơn
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Complete these sentences: 1. I wish I (can) speak English perfectly. 2.  I wish……….....…………..………….....….…………………………… 3. I wish I (can) do this exercise. 4.  I wish……….....…………..………….....….………………………… 5. I wish I (know) how to swim. 6.  I wish……….....………….….....………..……………………………… 7. I wish the weather (be) better today. 8.  I wish……….....…………..………….....….…………………………… 9. I wish you (like) my painting. 10.  I wish……….....…………..………….....….………………………… 11. I wish I (not have to) work on Saturday. 12.  I wish……….....…………..………….....….…………………………… 13. I wish you (not come) here late. 14.  I wish……….....…………..………….....….………………………… 15. I wish I (will be) there soon. 16.  I wish……….....…………..………….....….……………………… 17. I don’t know anyone in this class. 18.  Iwish……….....…………..………….....................….………………… 19. The dictionary is very expensive. 20.  I wish……….....…………..………….....................….…………… 21. It’s a pity that my room is too small! 22. I wish……….....…………..………….....................….……………… 23. She isn’t here. 24.  She wishes ……….....…………..………….....................….……… 25. The students never go abroad. 26.  The students wish ……….....…………..………….....................….… 27. They cannot eat seafood. 28.  They wish……….....…………..………….....................….…………… 29. Their team don’t play very well. 30.  They wish……….....…………..………….....................….………… 31. Lien never goes on a camping trip. 32.  Lien wishes……….....…………..………….....................………… 33. I don’t know anyone in this class. 34.  I wish……….....…………..………….....................….…………… 35. It’s very cold in the winter here. 36.  I wish……….....…………..………….....................….…………… 37. I don’t know anyone in this class. 38.  I wish……….....…………..………….....................….………… 39. The dictionary is very expensive. 40.  I wish……….....…………..………….....................….… 41. I often went fishing there. 42.  I used to ....…………..………….....................….………………… 43. My father doesn’t smoke any more. 44.  My father used to………….....................….…………………………… 45. He often watched TV at night. 46.  he used to……….....…………..………….....................….……… * Practice I, Complete the sentences: 1, Lan wishes, she ……….(be) thinner 2, He wishes, He ……( have) a computer. 3, I wish, I ……( live) near my school.

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team