user-avatar
levyrua
2 năm trước
Giả sử x=a/m ; y= b/m (m>0) và x<y.CMR z=a+b/2m thì ta có x<z<y
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Choose the best answer A, B, C or D. 1. Factories and companies should be constructed in.................places only. A. rural B. cultural C. urban D. coastal 2. After I found all the information I needed, I..........the laptop. A. take over B. put off C. turned off D. switched on 3. Japan is the...........developed country in the world. A. most two B. two most C. second most D. second in most 4. This computer is much more user-friendly, but it costs........the other one. A. as many as B. as much as C. twice as much as D. twice as many 5. When my children............, I’ll teach them how to study English. A. turn up B. grow up C. get up D. think up 6. That city has one of the most................underground rail networks in the world. A. eddicient B. fashionable C. cosmopolitan D. fascinated 7. He turned........she new job in the city center because she didn’t want to move. A. up B. down C. over D. off 8. My university has recently set.........a new library near the school’s gate A. pff B. out C. at D. up 9. My grandfather decided to pull............his house to build a new one. A. up B. down C. over D. off 10. You have to take your hat.............when you go to HCM mausoleum. A. in B. off C. up D. along TKS!!!!!!!

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