tìm giá trị nguyên của x để x-1/x^2-5x+7 có giá trị nguyên thanks ạ

mọi ng giải giùm e bài 6 phần 2 là bài 1 bài 4 và bài 5 nha thanks mng

1. We play football with a b_ _ _. 2. Every year, Huong Pagoda attracts millions of t_ _ _ _ _ _ _. 3. It is going to rain. Bring your u_ _ _ _ _ _ _. 4. It is cold outside. Put on your c_ _ _, Phong. 5. What does this s_ _ _ _ _ mean? It means a smile. 6. It is a bit cold. I don’t think I can sleep tonight without a b_ _ _ _ _ _. 7. Where is the s_ _ _ _ _ of Liberty? It is located in America. 8. I will bring along a c_ _ _ _ _.We can take some photos there. 9. What is the father of a prince called? He is called a k_ _ _. 10. A c_ _ _ _ _ _ can help you determine the direction. 11. How much is at_ _ _ _ _ for the show tonight? 40$.

điền thông tin thích hợp vào chỗ chấm nói về " Nhà máy cơ khí Hà Nội ": Sản phẩm của nhà máy:.................................................................

Giúp voi các ban oi chuan bi nop roi

82.16 ÷ 5.2 mấy bạn nhớ làm chi tiết nha

Cho ΔABC vuông tại A, AH⊥BC(H∈BC) ; AB=9cm;AH=7,2cm;HC=9,6cm Tính cạnh AC; BC Select one: A. AC=10cm;BC=15cm B. AC=12cm;BC=15cm C. AC=15cm;BC=12cm D. AC=12cm;BC=14,5cm

Dẫn 11.2 lít khí hỗn hợp gồm có H2S và H2 vào 400ml dd NaOH 2M. Tìm CM các chất trong dung dịch sau phản ứng nếu lượng khí thoát ra là 5.6 lít

II. Rewrite the following sentences so that it has a similar meaning. Using the word given. 1. Our package holiday was wonderful, the price was reasonable. It ____________________________________________________ 2. I bought a book at the bookstore near my house yesterday. It was really interesting. The book ______________________________________________ 3. She like the history of Asian countries very much. She is very interested ____________________________________ 4. I watched a really interesting international football match on TV last night. The international football match _____________________________ 5. Man invented the bicycle. It is one of the most efficient machines. The bicycle is _____________________________________________

tính bằng cách thuận tiện nhất : 200×234÷100×20÷10