Mn giup minh voi Luu y : (x không bằng Căn 2 của 2 và trừ Căn 2 của 2)

Giúp mềnh zới 🤕 giải theo kiểu lớp 8 nhoaaa

vẽ mầm đang suy sụp NL: con laptop của tôi đi r h còn lại 1 cái máy tính bảng và 1 desktop

Câu II : Chon từ hoặc cụm từ thích hợp để hoàn thành các câu sau đây. 5. I missed the cartoon on TV last night. I wish I.................................it. A. didn’t miss B. wouldn’t miss C. hadn’t missed D. had missed 6. She hasn’t come yet. If she................................ I will let you know A. came B. comes C. has come D. come 7. I am sorry that I can’t join you. I know we.....................a good time if I could A. will be B. will have C. would be D.would have 8. The students stopped........................when the teacher entered the classroom. A. talk B. talking C. to talk D. talked 9. This knife is used.................................food like cheese or butter. A. to cut B. cutting C. to cutting D. for cut 10. He is still doing his test. I will wait here until he..........................it A. finish B. finishes C. will finish D. finished 11. It was.............................interesting film that we watched it till the end. A. such B. so an C. so D. such an 12. The water was..........................the children to swim in. A. too cold for B. so cold for C. so cold that D. such cold that 13. Lan and Maryam.................................pen pals for over two years. A. have had B. has had C. have been D. has been 14. At the moment I.......................hard for the coming examination. A. am working B. was working C. working D. work 15. The ship Titanic was named.........................Titans – the giants in Greek myth. A. by B. after C. from D. with 16. We often help our uncle on his farm.......................weekends. A. on B. in C. during D. by 17. This examination will take place on june 28th,..........................? A. will this B. won’t this C. will it D. won’t it 18. Lan has been here for a long time,..................? A. hasn’t she B. has she C. hasn’t Lan D. has Lan 19. We are with the Parkers at the moment. We like their................very much A. friendly B. friendship C. friendliness D. friends 20. Ao Dai is the.........................dress of Vietnamese women. A. traditional B. traditionally C. tradition D. traditionality 21. Physics..........................one of the subjects I like most. A. is B. are C. was D.were 22. Neither Lan’s friends nor she.......................about the date of the examination. A. knows B. know C. doesn’t know D. don’t know 23. Tom:............................can you get there?- Peter: By bus. A. When B. How C. What D. Why 24. Mai: What do you think about learning English in this centre? Nam:....................... A. Yes, let’s B. It’s a good idea C. I agree D. I don’t agree

Biểu hiện của “tầm quan trọng của khổ luyện mới thành tài” là gì?

Khối lượng riêng của kim loại canxi là 1 , 55 g / c m 3 . Khối lượng mol của nguyên tử canxi là 40 g/mol. Trong tinh thể canxi, các nguyên tử là những hình cầu chiếm 74% thể tích tinh thể, phần còn lại là khe rỗng. Bán kính nguyên tử canxi tính theo lí thuyết là

Ai đó giúp e giải chi tiết 2 đề này vs ạ huhuuu

Giúp mk bài này vs ạ.mk cần gấp

:)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

Giúp mk bài 4 và bài 6 vs ạ.mk đag cần gấp