5^6:5^4+2^3.2^2-225:15^2 Nhanh

x ∞ -1 ∞ f(X) - 0 + hàm số có kết quả xét dấu là hàm số A.f(x)=x+1 B,f(x)=-10/x+1 c,f(x)=x^2+1

Em đang cần gấp mong anh chị giúp em ạ

Nêu đặc điểm và công thức tính điện trở của đoạn mạch gồm các vật dẫn mắc song song? mn giúp e vs ạ:(((

1. Having a vacation in Da Lat is very interesting.  It ………………………………………………………………………. 2. The water was so hot that I could not drink it.  The water was not ………………………………………………………………………. 3. She last ate this kind of food in January.  She has not ………………………………………………………………………. 4. I would like you to move this table.  Do you mind ……………………………………………………………………… 5. She said to me “Don‘t go out in the evening”.  She ………………………………………………………………………. 6. The theater is near Hoa‘s house  The theater is not ………………………………………………………………………. 7. How about going to the movie tonight?  Let’s ………………………………………………………………………. 8. Air travel is faster than any kind of transport.  Air travel is the ………………………………………………………………………

======= 2. How do the gases come out to make the rocket be brushed up? ... 3. What does the forve of gravity to do? .... 4. What is thrust ..... 5. What does an airplane use to help is fly ......

Làm câu 16, 17 hộ em với e đang cần gấp :(((

-Tìm từ đồng nghĩa nha- 1. Unless I miss my guess, your computer needs a new hard drive A. you are my guess B. I break the soft C. I make a mistake D. you lack money 2. It takes me 15 minutes to get ready. A. to prepare B. to wake up C. to go D. to get up 3. Shake a leg or you will miss the train. A. Watch out B. Put down C. Hurry up D. Slow down 4. Finally, the rumor about the actress was exposed A. disappeared B. disclosed C. hidden D. discussed 5. The mass media provide a powerful means of disseminating propaganda. A. according B. producing C. spreading D. collecting

GIẢI HỘ ( CÓ AE NÀO 2K6 THI XONG RỒI VÀO HK LỚP 10 TRC KO)

Để hoà tan hết hỗn hợp gồm 600g MgO và 16,0g Fe2O3 cần dùng Và lít dung dịch HCL 2M . Tính V =?