Tìm x a, 2x(x-2018)-x+2018=0 b, 3x^3-48x=0

I. Complete the sentences with the correct form or tense of the verbs in brackets. 1.​Lan is really hungry. She ______________ (not have) lunch yet. 2.​Minh ______________ (not have) a maths class last week. 3.​Keith’s not home now. He ______________ (go) to the beach this weekend. 4.​They ______________ (move) to Canada in 2010. 5.​_________ Your brother ever __________ (visit) San Adarino? 6.​He ______________ (live) in London for two years when he was a student. 7.​__________ Jenny __________ (go) to the dentist yesterday? 8.​My sister ______________ (work) in this company since 2001. 9. ​_________ he __________ (see) Joana recently? 10. Tuan ______________ (break)his leg in a skiing accident two years ago. ​II. Complete the sentences with the correct form or tense of the verbs in brackets. 1.​My cousin ____________ (be) in Canada two years ago. 2.​They ____________ (be) to London many times this year. 3.​Tomorrow we ____________ (cycle) around to discover the city. 4.​At the moment My father ____________ (stay) at a very nice hotel in the south of France. 5.​When I was younger, we ____________ (not do) much sport at school. 6.​Mrs. Lam is my maths teacher. She ____________ (teach) for four years. 7.​Last year I ____________ (go) on a school trip to Scotland. We ____________ (have)a very interesting time. 8.​Could you meet me at the bus station? My bus ____________ (arrive) at six. 9.​She will call you if she _____________ (have) time. 10.​If it _____________ (not rain) tomorrow, we will go for a picnic.

Cảm nghĩ của em về cô bé bán diêm trong truyện ngắn của An-dét-xen. Nếu gặp những mảnh đời như vậy trong cuộc sống em phải làm gì. ( ko chép mạng)

Phân tích các đa thức sau thành nhân tử a, x^3-9x^2+7x+1 b, x^2-x-30

Cho tam giác ABC. M là trung điểm AC. Trên tia đối của tia MB lấy điểm D sao cho BM = MD. 1. Chứng minh : ΔABM = ΔCDM. 2. Chứng minh : AB // CD 3. Trên DC kéo dài lấy điểm N sao cho CD =CN (C ≠ N) chứng minh : BN // AC.

Chỉ ra và phân tích giá trị của biện pháp tu từ được sử dụng trong bài thơ : Cảnh Khuya Tiếng suối trong như tiếng hát xa, Trăng lồng cổ thụ bóng lồng hoa. Cảnh khuya chưa vẽ người chưa ngủ, Chưa ngủ vì lo nỗi nước nhà. ( Hồ Chí Minh)

20. As for —-, I prefer to let people make up —- minds. A) myself / them B) I / his C) mine / her D) me / their E) my / theirs 21. The solicitor wrote a letter to Ann and —- in which he asked us if we could settle the matter between —-. A) I / us B) me / us C) myself / ours D) mine / our E) me / we 22. They decided to buy the house because —- location would allow —- to get to work very easily. A) theirs / them B) it / themselves C) its / them D) they / us E) its / their 23. Our dog is of a very good breed as —- is the offspring of two very champion dogs and inherited —- features. A) this / its B) he / them C) she / theirs D) that / his E) it / their 24. You and Nam ate all of the ice cream by _______. A. yourselves B. himself C. themselves D. yourself 25. What is _______your phone number? A. you B. your C. yours D. all are right 26. Where are _______ friends now? A. your B. you C. yours D. A and B are right 27. Here is a postcard from _______ friend Peggy. A. me B. mine C. my D. all are right 28 She lives in Australia now with _______ family. A. she B. her C. hers D. A and b are right 29. _______ company builds ships. A. He B. His C. Him D. All are right 30. _______ children go to school in Newcastle. A. They B. Their C. Them D. Theirs 31. Nam and Ba painted the house by _______. A. yourself B. himself C. themselves D. itself 32. The exam _______ wasn't difficult, but exam room was horrible. A. himself B. herself C. myself D. itself 33. Never mind. I and Nam will do it _______. A. herself B. myself C. themselves D. ourselves 34. You _______ asked us to do it. A. yourselves B. herself C. myself D. theirselves 35. They recommend this book even though they have never read it _______. A. yourself B. himself C. themselves D. itself 35. I go to school with _____ every day. a. they b. them c. their d. themselves 37. We saw _____ at the Union last Friday. a. her b. she c. hers d. herself 38. Isn’t _____ a nice person? a. he b. his c. himself d. him 39. John and _____ gave the money to the boy. a. her b. herself c. she d. me 40. Your record is scratched and _____ is, too. a. my b. mine c. It d. myself

Phân tích các đa thức sau thành nhân tử a, 2x+2y-x^2-xy b, x^2-25+y^2+2xy

Giúp mình bài này với ạ. Mình cảm ơn

2 câu trắc nghiệm thôi Ai nhanh nhất mình cho hay nhất, đừng có màu mè nhà còn ko mình vote 1 sao (hoặc trả lời sai cũng thế)