phân tích đa thức thành nhân tử. x^4 - 2x^3 + 2x -1

bằng phương pháp hóa học hãy nhận biết các dung dịch sau $(NH_{4})_{2}CO_{3}, (NH_{4})_{2}SO_{4}, NaCl, NH_{4}Cl, NaNO_{3}$

Finish the second sentence so that it has a similar meaning to the first one, using the word in brackets or beginning with the given words. 41. My father was an actor many years ago, but now he is a director. (USED) =>........................................................................................... 42. They were shocked at the ending of the film. (SHOCKING) =>........................................................................................... 43. Although Carnival is a popular festival in many countries in South America, I have never attended it. (NEVERTHELESS) =>........................................................................................... 44. They built a hydro power station in the North of the country last year. => A hydro power station..................................................... . 45. We will solve the problem of energy shortage by using solar energy next decade. => The problem of energy shortage....................................... .

Phân tích đa thức thành nhân tử x^2 - 10x - 25

Tính giá trị biểu thức bằng cách vận dụng hằng đẳng thức B=x^3 - 3x^2 + 3x với x= 11

nhanh nhaaaaaaaaaaaaaaaaaaaaaaa

Giai gium e cau trac nghiem nay

cs bn nào vẽ đc theo hình này ko

Question 1. (VD) I think action films are more exciting than romantic films. => In my opinion, romantic films are _________. Question 2. (VD) Tom is interested in cating Vietnamese food. => Tom likes _______.

Nhanh ạ Siu siu gấp luông ạ :)