cho A={1;2;3;4;5}, B={2;4;6}, E={1;2;3;4;5;6;7}. chọn khẳng định đúng: A. $C_{E}$ (A\B)={2;4;6;7} B.$C_{E}$ (A\B)={1;2;3;4;5;7} C.$C_{E}$ (A\B)={1;3;5} D.$C_{E}$ (A\B)={2;4;7}

mong mọi người giúp mk với ạ mk bí quá :(((((

cần đáp án vs nêu cách làm thôi ạ ko phải trb ạ

Tại sao các con sông ở bán cầu bắc thường có một bên lở, một bên bồi? lở về phía nào, bồi về phía nào ? tại sao? GIÚP MÌNH VỚI Ạ MÌNH ĐANG CẦN GẤPPP

1. Tính 100 : { 250 : [ 450 - ( 4 . 5³ - 4.5² ]} + 5¹⁶ : 5¹⁴ + 2⁴. 3² - 2010⁰)

Xác định các tập hợp số và biểu diễn trên trục số

Calli cho mk những chữ có trang bảng chữ cái t.anh nka <3 Có tâm ạ🙏🙏

Giúp mình thêm 1 lần nữa với ạ.Ai giúp được thì mình cảm ơn rất nhiều ạ.

.Complete the sentences with “ too, either, so, neither”1Hoa likes spinach, and her uncle does, …………………………………2.Hoa doesn’t like durian. Her uncle doesn’t ,………………………………………3.We often go swimming in the summer, and they do, ……………………………4.They don’t want to go out tonight, and we don’t, ……………………5.She can speak english. ………………………………………..can I6.I ate bread for breafast. …………………………………………did she.7.Hoa doesn’t like pork. And ……………………………………….does her aunt.8.I didn’t see her last night. …………………………………………….did we1.David Beckham plays soccer very …………………………( good / well )2.My mother always drives …………………………..( careful / carefully )3.This river is very ……………for the swimmers. ( dangrous / dangerously )4.Mr. Nga is a …………………………………….teacher. ( good / well )5.Hoa is ……………………………….volleyball player. ( skillfu / skillfully )6.He ran …………………………………………………………( quick / quickly )7.Did your mom wash the spinach ………………………? ( good / well )8.They began to run ………………………………………….( fast / fastly )9.She behaved ……………………towards her children. ( strict / strictly )10.It is an …………………………………………..book. ( intersting / interestingly )1. You should ……………………………………. much water everyday. ( drink )2. You mustn’t …………………………………………up late .( stay )3. Nam ought to ………………………………………his homework ( finish)4. Ba has to …………………………………………………his room. ( clean )5. The old people might ………………………………a little . ( sleep )1.Would you like…………………………to the movies? ( go )2. I like ………………………………………..cartoons. ( watch )3. What about …………………………………… Ha long Bay? ( visit )4. Let’s …………………………………………some games . ( play )5. I need ……………………………………………you .( measure )6.They mustn’t forget ……………………………..other things. ( do )7.She would like ………………………………………..a new house. ( buy )8. Remenmber ……………………………………..your teeth.( brush )9.I hope ……………………………………………..you next week. ( visit )VI/ Prepositions (giới từ ) on, in, at, of, from, about , to, at, before …..1. Ba talked ………………….his friends …………………his recent vacation.2. Are you scared …………………………………..seeing a dentist?3. Why were you absent ……………………………….classs yesterday?4. What do you do ……………………………………….the evening?5. I received a letter …………………………………………your aunt last week.6. Teenagers take part ………………………many different activities.7. We don’t have a TV …………………………………….our place8. Milk is good …………………………………………….your health.9. Remember to wash your hands ………………………………………..meals10. Are you free ……………………………………….Thursday?11. What is ……………………………………TV tonight?

Mọi người giúp mình với ạ Vote 5*