Chứng minh ( a + b )^2 + 2 ( a + b ) ( a - b ) + ( a - b )^2 = 4ab. Chứng minh vế trái = vế phải. Ko bỏ bước nha mn

Các bước giải bài toán bằng cách lập phương trình ( dạng 1: tìm số)

vẽ đậu mầm NL : Tui cười trong đau khổ :>>>>>>>>>>>>

how often do you go..... ? ( phaying/ cleaning/ swimming / collecting

Mọi người giúp mik với, giải thích nữa nhé

giúp mình từ phần e với :<< mai nộp rui

Bài 3 : Viết 1 đoạn Văn "Nội Dung Tự Chọn " Trong đoạn văn có sử dụng 1 số từ ghép chính phụ và từ ghép đẳng lập " gạch chân "

Em cần gấp ạ, mn giải giùm em vs

V. Fill into the gap with the correct form of the HAVE GOT 1. I thinks her parents are rich. They ____________________ four houses 2. Sorry, I _________________ a pen with me 3. I __________________ two dogs. Their names are Mean and Ken, but I _______________ any cats. 4. Annie comes from a very big family. She ___________________ six brothers and sisters. 5. ___________ you ___________ any money? Can I borrow some? 6. ___________ your father _____________ a car. 7. My kitchen _______________ everything I need. such as fridge, microwave, electric stove …... 8. My cat’s name is Moon. It ________________ beautiful green eyes and a cute face 9. His car _______________ a great CD player. 10. How many children _______________ she ______________? 11. I can't open the door. I ________________ a key. 12. My mother is very busy. She _______________ time to relax at weekend. 13. Hurry up! We ___________________ much time. We will be late for school. 14. What ___________ you ____________ in your schoolbag? 15. He wants an I-phone, but he __________________ money. 16. Tom ________________ a pencil but he _________________ a rubber. 17. Our school ______________ a modern library and a big play ground. 18. ___________ your house ______________ a garden? – Yes, it _____________ 19. Some people in Ho Chi Minh City want cars, but they _________________ a garage. 20. That boy _________________ many toys on the shelf. He is happy.

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