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huungan2001
2 năm trước
Đề: Phân tích đa thức thành nhân tử dùng pp hằng đẳng thức m ³ - 3m ²+ 3m -1 27a ³ - 27a ² +9a -1 5x ²+ 5xy -x-y ( dùng pp phối hợp các phương pháp) Nhanh lên nhé
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Làm giúp mình với ạ, có giải thích luôn. Mình cảm ơn 1. Chandler is going to be famous star one day. He_________(appear) in five movies already. 2. A: What_________(think) about the new simplified tax law? B: It’s more confusing than the old one. 3. A: Hurry up! What’s taking you so long? B: I’ll be there as soon as I_________(find) my wallet. 4. It is six o’clock and he is bored because he_________(wait) for two hours. 5. While the children_________(play) by the lake, one of them_________(drop) his bail and_________(try) to get it out himself. 6. A: Could someone help me lift the table into the pickup truck? B: I’m not busy. I_________(help) you. 7. You look really great! _________ (exercise) at the fitness centre lately? 8. A: Billy’s English_________(improve), isn’t it? B: Yes, he has been watching American TV programs every day since he first arrived in San Francisco last December. He will soon be totally fluent. 9. Monica's eyes hurt and her shoulders ached. She_________(sit) at the computer for eight straight hours. Finally, she took a break. 10. It is the first time we_________(be) to a Mexican restaurant.

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