user-avatar
188295596115048
2 năm trước
Tìm số nguyên x sao cho: a) (x² + 4).(x² - 17) < 0 b) x - 6 chia hết cho x + 2 c) x² + 2 là ước của 3x MỌI NGƯỜI GIÚP EM VỚI Ạ!
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

IV / Choose A, B, C, or D to complete the passage These days, it is impossible to open a newspaper (1) ____ reading about the damage we are doing to the environment. The earth is being threatened (2) ____ the future looks bad. (3) ____ can each of us do? We can't clean (4) ____ our polluted rivers and seas overnight. Nor can we stop the (5) ____ of plans and animals. But we can stop adding to the environment (6) ____ scientists look for answers. It may not be easy to change your lifestyle (7) ____ but some steps are easy to take: cut down the amount of driving you do, or use as little plastic as possible. It is also easy to save (8) ____, which also (9) ____ household bills. We must make a personal decision to work for the future of our planet if we want to ensure a better world (10) ____ our grandchildren 1. A. with B. without C. and D. but 2. A. and B. however C. so D. moreover 3. A. Where B. When C. Why D. What 4. A. up B. to C. on D. in 5. A. appear B. appearance C. disappear D. disappearance 6. A. when B. during C. while D. within 7. A. complete B. completeness C. completely D. to complete 8. A. water B. energy C. money D. health 9. A. adds B. decreases C. reduces D. supplies 10. A. from B. for C. to D. in

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