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cuonganh2007
2 năm trước
tìm tất cả các giá trị m để hàm số y = (m-1)x³ - 3(m-1)x² + 3x+2 đồng biến trên R A) 1<m ≤2 B) 1<m<2 C) 1 ≤m ≤2 D) 1 ≤m<2 chi tiết nhé
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Các câu hỏi liên quan

1. Peter really didn’t mind (surprise) ………………… by the party to celebrate his fortieth birthday, although he (tell)………………… his friend that they (shouldn’t / do) ………………… it. 2. Some paintings (belong) ………………… to the Queen (steal) ………………… from the palace yesterday. 3. I (not / feel) ………………… very well now because I (eat) ………………… too much at the party last night. I wish I (not / eat) ………………… so much. 4. Were I (know) ………………… the answer, I (tell) ………………… you right away. 5. Don’t worry. We (finish) ………………… the report by 11 o’clock. 6. If only I (not / refuse) ………………… your offer of help. I found organising the party on my own very difficult. 7. If she (not / go) ………………… out in the rain without a raincoat, she (not/ be) ………………… in bed now with flu. 8. I object most strongly to (have) ………………… (do) ………………… dirty jobs like that

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