user-avatar
hothilong01122001
2 năm trước
Bài `17.` Tìm x thuộc Q a)(5-x)(3x0`1/4`)>0 Bài `18.` Có tồn tại hay ko 2 số dương a và b khác nhau sao cho `1/a-1/b=\frac{1}{a-b}` `b)\frac{x-1/2}{4+x}<0`
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

ADJECTIVE or ADVERB 1. Jane opened the door ________________. (careful) 2. I like driving ________________. (fast) 3. She spoke to me very ________________. (soft) 4. Paul lay in bed ________________. (quiet) 5. He tasted the various kinds of tea ________________. (careful) 6. Jane opened the box ________________. (careful) 7. Jim turned the book upside down ________________. (quick) 8. It is raining ________________. (heavy) 9. She dresses ________________. (beautiful) 10. Tom looked at my lunch ________________. (hungry) 11. Please, drive ________________. (careful) 12. He didn’t sleep ________________. (good) 13. We didn't hurry. So we walked ________________. (slow) 14. New York is a ________________city. (big) 15. He won the race because he drove ________________. (good) 16. It was ________________for me to come. (impossible) 17. Mary jumped up ________________. (happy) 18. She worked all the day. She feels ________________. (tired) 19. She dresses ________________. (pretty) 20. She came home ________________. (late) 21. He didn't have an accident because he's an ________________driver. (excellent) 22. Sam is good at sports. He always runs ________________. (fast) 23. His father is a manager. He works very ________________. (hard) 24. He won a prize. He is very ________________. (happy) 25. She felt ________________. So she stayed at home. (ill)

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