Cho `x\in [-2; 1]`. Tính GTNN và GTLN: `P=x^3-3x^2+4`

V. Supply the correct word form to complete the following sentences. 20. Soil ______________ makes plants die. (pollute) 21.____________________________causes many floods. (forest) My father has a …………computer. He often brings it with him when he’s away on business. (port) 22. We are all ………..about going on an excursion to Cuc Phuong forest next weekend. ( excite) 23. The room will look brighter if there is a …………..on the wall. (paint) 24. Some of the children …………….boys, play marbles when there is a break. (main) 25. You shouldn’t eat ……….food. ( health) 26. We mustn’t be ……………….when we cross busy streets. (care) 27. She often feels …………………when she gets bad marks. (happy) VI. Fill in each numbered gap with one suitable word to complete the following passage. A long time ago, robots belonged to science fiction. But today, robots (28)______ real, and they are helping us. In the future, we will have robots. They (29)_____ clean the floor, wash the dishes, cook meals, take care (30)______ children, make drinks and do many other housework. I (31) _____ think one day we’ll have robots friends. In Japan today, robot engineers are making robots to (31)______ old people. It’s still early days. I’d say we are another 20 to 30 years away from robots being everywhere in our lives. What will happen to us (32)______ the world is full of robots? Maybe one day we won’t be able to tell robots and humans apart.

Write an essay of more than 120 words supporting the argument that living in the countryside is better than living in the city (or living in the city is better than living in the countryside).

giải các phương trình sau a. 6-3x ²=0 b. 4x ²-11x +6=0 c. 9x ² +3x-2=0

Mong mn người giúp mik bào này nha

Exercise 1: Choose the word whose underlined part is pronounced differently from that of the rest. 1. A. Chris’s​​B. Mary’s​C. Peter’s​​​D. John’s 2. A. cathedral ​​B. birthday​C. clothes​​D. thousand 3. A. dinosaur​B. binoculars​C. mineral​​D. diamond 4. A. cottage​​B. cage​C. package​​D. marriage 5. A. backpack​​B. camera​​C. map​​D. many

việc sử dụng phép tu từ so sánh kết hợp với nhân hóa có tác dụng gì?

Giúp với ạ, mình biết là nhiều nhưng cố gắng giúp mình ạ.

helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!helpme!!

Cho 2,24 lít khí CO2 (đktc) vào 300ml dung dịch NaOH 1M, biết sản phẩm chỉ tạo muối Na2CO3. Hỏi sau phản ứng trong dung dịch có chứa những chất nào và khối lượng mỗi chất là bao nhiêu?