Loại quả nào có thể tự phát tán

tìm n thuộc N để các phân số sau có giá trị là số tự nhiên a, n+2 phần 3 b,7 phần n-1 c, n+1 phần n-1 d,2n+8 phần 5-n phần 5

Tính giá trị biểu thức 123 + 34 × 2 29 + 33 × 11 112 + 12 × 3 95 + 12 ×77

giúp mình nốt bài này luôn ạ, cảm ơn nhiều 🥰

1 phút = ... giờ 8 phút ... giờ 15 phút ... giờ cảm ơn bạn nào giải giúp mình nhé! <3

Giải thích ra giúp mình nhá. Giúp mình vs ạ. Mình đang rất gấp. Mình hứa sẽ tym và vote 5*đầy đủ ạ

Giải tự luận giúp em câu 40 41 hàm số ạ

Viết 1 đoạn văn phát biểu cảm nghĩ của em sau khi đọc văn bản “ĐẤU TRANH CHO MỘT THẾ GIỚI HÒA BÌNH” của nhà văn G.G.Mác-két ĐIỀU KIỆN: ko chép mạng, 1 trang giấy, đúng chủ đề $Help^{}$ $me^{}$

Nghỉ hè bay luôn kiến thức cao nhân nào giúp em với ạ :(

Choose the best answers. 1. You don't look well. You..............see a doctor. A. could B. need to C. are to D. should 2. She..............home yesterday because her little son was sick. A. could have stayed B. must have stayed C. had to stay D. should have stayed 3. You..............disturb him during his work! A. should not B. needn't C. mustn't D. don't have to 4. Whose car is this? – It..............be Anton's. I think I saw him driving a red car like this one. A. could B. might C. must D. would 5. Though he was ill and weak, he..............get out of the burning building. A. was able to B. might C. could D. should 6. ..............lending me your CD player for a couple of days? A. Can you B. Would you mind C. Would you D. Could you 7. The windows look clean. You..............wash them. A. are not to B. needn't C. don't have to D. mustn't 8. I don't believe it. It..............be true. A. can't B. mustn't C. shouldn't D. wouldn't 9. Young people..............obey their parents. A. must B. may C. will D. ought to 10. Jenny's engagement ring is enormous! It..............have cost a fortune. A. must B. might C. will D. should 11. You..............to write them today. A. should B. must C. had D. ought 12. "..............you hand me that pair of scissors, please?" A. May B. Will C. Shall D. Should 13. Jeanette did very badly on the exam. She..............harder. A. must have studied B. could have studied C. should have studied D. must studied 14. Marcela didn't come to class yesterday. She..............an accident. A. should have had B. must have C. might have D. may have had 15. John still hasn't come out. He..............everything for the trip now. A. must have been preparing B. must be preparing C. will be preparing D. will have prepared 16. Thomas received a warning for speeding. He..............so fast. A. shouldn't have driven B. should have C. would have driven D. might have driven 17. The photos are black. The X-ray at the airport..............them. A. should have damaged B. would have damaged C. would damage D. must have damaged 18. Tom didn't do his homework, so the teacher became very angry. He..............his homework. A. must have done B. should have done C. might have D. will have done 19. My car stopped on the high way. It..............out of gas. A. may run B. must be C. may have run D. should have run 20. I ….. be here by 6 o'clock? - No, you .............. A. Shall; mightn't B. Must; needn't C. Will; mayn't D. Might; won't