X^12-x^9+x^8-x^7+x^6-x^3+1. Chứng minh đa thức trên vô nghiệm

tính chu vi bên gồm 4 hình chữ nhật bằng nhau có chiều dài gấp đôi chiều rộng và diện tích mỗi hĩnh chữ nhật là 18cm2

Rewrite the following sentences so that the second sentence means the same as the first one. 1. People invented new devices to help the life New devices …………………………………………………………….……………………… 1. I don’t have enough time , so I can’t go on holiday this summer. If …………………………….……………………………………………………….. 3. The man had a good salary. He was unhappy. In spie of……………………………………………………………………… 4. I can’t tell you because I don’t know the answer.- If …………………………….…………………… 5. They will do the test well. They will review them all hard. ->If………………………………………………………………...……………………… 6. The rescue workers evacuated the villagers in the raged flood to the safe place last night. =>The villagers in the raged flood……………………………………………………….. 7. The students will provide aids for the homeless people tomorrow. -->Aids………………………………………………………………………………… 8. The people will protect the environment now. The environment will be nice If……………………………………………………………………...……………………… 9. They don’t have a map, so they get lost If…………………………………………...………………… 10. The storm destroyed many houses in this village last week. -->Manyhouses…………………………………………………………………...……….. 11. Did they give food to homeless people last year ? -->Was…………………………….………… 12. Someone has stolen my bicycle. My bicycle.......................................................................................................................... 13 If she doesn’t work hard, she will not pass his exam. Unless.................................................................................................................................. 14. I don’t have free time, so I can’t go with you If I....................................................................................................................................... giải giúp mk vs

Chuyển câu sau sang bị động (theo 2 cách) They think her dog is stolen.

Giúp mình vs cảm ơn ạ🤐🤐🤐🤐🤐🤐

a lô a lô!!!!!!!!!!!! Vẽ hộ mình ảnh cung Sư Tử nữ nha Phải đẹp đó!!!

Mọi người giúp em dạng Câu hỏi đuôi này với

giúp mik vs mn ơi câu 1 và 3 nha

xin lỗi ..... hết cách r ...chịu thôi ...vẽ anime buồn đi....hicc

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