Tìm x /2x+1/+/x+8/=4x

Các cao nhân làm giùm em bài này vs

Giúp mik vs Phần nào cũng đc Trừ phần a,b nha

giúp mình phân tích với 2x+3.căn bậc hai của x-2

x+2 = x-2 ----- ----- 3 3

Lập trình Scratch:vẽ 20 hình lục giác lồng nhau(code)

giúp mk con d bài 6 KẾT QUẢ RÚT GỌN CỦA BÀI 6 LÀ $\frac{-1}{x-2}$

(x^2+3x+1).(x^2+3x-3)-5 dùng cách đặt ẩn phụ

Các hoocmôn chủ yếu ảnh hưởng đến sinh trưởng và phát triển của côn trùng là ?

41. Mary (burn) _________ her hand yesterday when she (cook) _________ the dinner.42. While we (cross) _________ the street, the policeman (shout) _________ at us last week.43. What _________ you (do) _________ at this time yesterday ?44. He (already / go) _________ before I (come) _________ there.45. It was the first time I (ever / see) _________ such a beautiful.46. What _________ you (do) _________ yesterday ?47. The light (go) _________ out while we (have) _________ dinner.48. He (win) _________ the gold medal in 2004.49. I hope it (not rain) _________ when we (start) _________ early tomorrow.50. We (wait) _________ right here until you (get) _________ back.51. What (happen) _________ to you yesterday ?52. Galileo proved that the Earth (move) _________ around the sun.53. I (be) _________ in the countryside with my grandfather some weeks ago. One night I(walk) _________ along the country road when I suddenly (hear) _________ footstepsbehind me. Somebody (follow) _________ me. Then I (start) _________ to run.54. He (buy) _________ a new car recently.55. The soccer fans (crowd) _________ into the stadium since we (arrive) _________ 10minutes ago.56. They (play) _________ tennis at 10:30 yesterday morning.57. _________ you (see) _________ Nam yesterday ? – Oh, no I (not see) _________ him for along time.58. I (just / receive) _________ Nga’s letter.59. Mary (come) _________ back a moment ago. Now she (sit) _________ on the sofa in theliving room and (watch) _________ TV. She (look) _________ a bit tired.60. I think she is the nicest person I (ever / meet) _________