2x^2-6xy+5x-15y giải vs 2 cách ạ

Ai giải giúp với helpppppppp mee

Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A. crime B. violence C. famine D. diverse

cho mình hỏi trong bảng tuần hoàn hóa học có hóa trị của các nguyên tố không ạ ? nếu có thì hóa trị được ghi ở đâu ?

Vẽ tia Oy. Lấy P thuộc Oy sao cho OP = 32cm. Điểm F là trung điểm đoạn thẳng OP. Lấy Q thuộc Oy sao cho OQ = 40cm. So sánh FP và PQ.m cần đáp án k chình bày

giúp mình bài 2,bài 3,bài 4 nha.mình đang cần gấp .

23. None of the children (was/were) awake. 24. No smoking or drinking (is / are) allowed. 25. Indians (eats / eat) a lot of junk food. 26. More than one student (was/ were) late for class this morning. 27. The United Nations (was/ were) founded in 1945. 28. Some of the water (is/are) gone. 29. One and a half day (is/ are) what I need. 30. There (is/are) still the possibility of heavy rain and high winds. 31. Politics (is/are) a constant source of interest to me. 32. The pilot as well as all the passengers (was/were) rescued from the crash 33. Half of the cookies (have/has) been eaten. 34. The hiker and the cyclist (enjoy/enjoys) the great outdoors. 35. The senior writer and editor (was/ were) promoted to the position of editor-in-chief. 36. Most of the fish I caught (was/were) too small to keep for dinner. 37. No information (was/were) given about how the study (was/were) conducted. 38. Not one of the hundreds of families affected by the noise (want/wants) to move 39. If anybody (calls/call), tell them I’m not at home. 40. If either of you (take/takes) a vacation now, we’ll not be able to finish the work. 41. No problem (is/are) harder to solve than this one. 42. I would say that 50% of the houses (need/needs) major repair 43. A great deal of the exhibition (was/were) devoted to his recent work. 44. All the old equipment in this factory (is/are) being replaced. 45. A number of students (has/have) participated in intensive language programs abroad. 46. An inflation rate of only 2% (make/makes) a big difference to exports

làm giúp em vs ạ, 10p nx em phải nộp ạ. KO CHÉP MẠNG NHA!!

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question. Ginger is one of the ______ cats alive – he’s been hit by a car three times and has never been hurt! A. the more lucky B. luckier C. more lucky D. most lucky giải thích chi tiết có ngay hay nhất nhé

Câu 1: cho P= (x+5). (ax^2+bx+25) và Q= x^3 + 125 a. Viết P dưới dạng một đa thức thi gọn theo lũy thừa giảm dần của biến x b. Với giá trị nào của a và b thì P=Q vs mọi x LÀM GIÚP EM VS MAI EM PHẢI NỘP R