Vẽ anime vui !! Mình vừa lm xog đơn thương !! Zui qué

x-2+√x biến đổi về phương trình tích

I was busy last night, so I _____ ( not see ) a good movie on TV

Dùng phương pháp xuống thang giải câu sau: Tìm x,y thuộc Z $x^2+y^2+z^2=x^2y^2$

E đang cần gấp ạ ai có thể giúp em đc k ạ

Câu1: Điểm tiếp nhận hình của vật rõ nhất trên màng lưới được gọi là gì? Các cao nhân ơi giúp mik vs 😿😿😿

7. I could _______ much more for the painting if I'd sold it overseas. A. have got B. get C. have D. has got 8. We _______ into the state of the Swedish car industry. A. did some researches B. made some research C. made research D. did some research 9. _______ during the storm. A. They were collapsed the fence B. The fence was collapsedC. They collapsed the fence D. The fence collapsed 10. The new computer system _______ next month. A. is being installed by people B. is be installedC. is being installed D. is been installed 11. The children _______ to the zoo. A. were enjoyed taken B. enjoyed being takenC. were enjoyed taking D. enjoyed taking 12. _______ chair the meeting. A. John was decided to B. There was decided that John shouldC. It was decided that John should D. John had been decided to 13. Who_______ was coming to see me this morning? A. you said B. did you say C. did you say that D. you did say

Dùng phương pháp xuống thang giải câu sau: Tìm x,y thuộc Z $x^2+2y^2+2xy+3y=4$

Exercise 2: Choose the best answer that best fits the meaning of the sentence or is the passage sentences of the root one. 1. A story book ________ after dinner by Hoa. A. is always read B. always is read C. always read D. read 2. Somebody _______ the president every morning. A. calls B. is called C. calling D. to call 3. The pan ________ into the sink by the cat. A. is pulled B. pulled C. is pulling D. are pulled 4. Santa Claus gives children presents on Christmas Eve. A. Children are give presents on Christmas Eve. B. Children are given presents on Christmas Eve. C. Children is give presents on Christmas Eve. D. Children are giving presents on Christmas Eve. 5. Football _______ all over the world. A. are played B. is played C. played D. play 6. The traffic lights _______ green and I pulled away. A. became B. turned C. got D. went

Tính giới hạn sau: $\lim\limits_{x\to 2} \dfrac{\sqrt{2x^2-6x+5}-\sqrt[3]{3x^2-9x+7}}{(x-2)^2}$ Nêu rõ các bước tìm đa thức thêm bớt.