chia đa thức cho đơn thức ( 4x^3 - 3x^2y + 5xy^2) ; 1/3x

Chỉ làm câu b , c,d,f.g.h thôi nha

Vì sao người ta thích mặc áo vải bông, vải tơ tằm và ít sử dụng lụa nilon, vải polyeste vào mùa hè?

Mẹ và con cong lại tổng bằng 42 , mẹ hơn con 30 tuổi . Hỏi Mẹ và con bao nhiêu tuổi

Phân tích đa thức thành nhân tử : 2x^2 - x - 23 Nhanh nhất có thể , ai làm nhanh nhất cho 5 sao+cm

Viết đoạn văn đến 8 nghìn chữ về dịch covid ( Ko tra trên mạng

(a^2+b^2+ab)^2-2b^2-b^2c^2-c^2a^2

23. Would you like _______ a message ? (to leave , leave , leaving , left ) 24. Let’s ________ inside the center, at the cafe’ corner. ( met, meet, to meet, meeting) 25. Tom works in this big city but actually he _____ in a small country village. (born, was born, is born, has been born) 26. The post office is not far _______ my house. ( at, on, in, from ) 27. I’d like to speak _________ the manager, please. ( to, for , with, from ) 28. Hoa loves children. She ________ a teacher when she is old enough. ( is, is going to be, was, was going) 29. Tuan is going to invite twenty of his friends to his birthday party ____________________.

Giải gấp giúp em với, em cảm ơn anh chị ạ Cho ∆ABC vuông tại B, đường cao BH, biết AB=18cm, AH=9cm a/ Tính AC, BC, AH, góc C b/ Chứng minh tan A/2= BC/AB+AC

17. On the right _________ of the room, there is a window. ( side, corner, opposite, vase) 18. After school she helps her mother __________ the floor. ( wash, sweep, make, feed) 19. The lighting fixture is ________ the dinner table . ( on, above, under, beneath) 20. You use a ________ to cook rice. (steamer - rice cooker - saucepan - frying pan ) 21. We just bought two new rackets . We ____________ tennis tomorrow afternoon. ( went to play, played, are going to play, will play ) 22. I am going ________ the movie at 8 this evening. ( see , seeing, to seeing, to see)