Giúp mik nha! $a.$ $\frac{4}{3}$ $x^{2}$ + $\frac{5}{2}$ =0 $b.$ $\frac{9}{2}$ $x^{3}$ = $\frac{1}{2}$ , $x^{2}$ $c.$ $x^{3}$ = $x$ $d.$ $x^{3}$ = $\frac{1}{9}$ $x$

Thách thức lịch sử và yêu cầu đặt ra cho triều Nguyễn

Giúp mình trả lời 2 câu này với,nhanh lên nhé

EX 5: viết lại câu 1) We took many pictures although the sky was cloudy. ðIn spite of________________________________________________________________ 2) We understand him in spite of his strong accent. ðAlthough________________________________________________________________ 3) Although he is wealthy, he is unhappy. ð Despite__________________________________________________________________ 4) Despite a good salary, he was unhappy in his job. ð Though__________________________________________________________________ 5) In spite of the high prices, my roommates go to the movies every Saturday. ðAlthough_________________________________________________________________ 6) Even though she had a poor memory, she told interesting stories to the children. ðDespite___________________________________________________________________ 7) In spite of their poverty, they are very generous. ðAlthough_________________________________________________________________ 8) Though he has been absent frequently, he has managed to pass the test. ð Despite______________________________________________________________ 9) In spite of Lee’s sadness at losing the contest, she managed to smile. ð Although_____________________________________________________________ 10) My friend ate the chocolate cake even though she was on a diet. ðDespite___________________________________________________________________ 11) In spite of a headache, he enjoyed the film. ðAlthough_________________________________________________________________ 12) My sister will take a plane even though she dislikes flying. ðIn spite of________________________________________________________________ 13) He isn’t happy although he is very rich. ðDespite___________________________________________________________________ 14) Even though he got a good job, he was not satisfied. ð Despite__________________________________________________________________ 15) Although he often tells lies, many people believe him. ðDespite__________________________________________________________________ 16) Mary didn’t go to school yesterday because she was sick. ðBecause of_________________________________________________________ 17) She went to bed early because she felt tired. ðBecause of___________________________________________________________ 18) Margaret stayed at home because her mother was sick. ð Because of______________________________________________________________ 19) I couldn’t do the test because it was difficult. ð Because of_____________________________________________________________ 20) I couldn’t read the letter because the light was dark. ð Because of___________________________________________________________ 21) I can’t study because it is noisy. ðBecause of____________________________________________________________ 22) The train come late because it was foggy. ð Because of___________________________________________________________ 23) The train was late because the fog was thick. ðBecause of____________________________________________________________ 24) I can’t sleep because the weather is hot. ð Because of___________________________________________________________ 25) All the teacher love him because his conduct is good. ð Because of_____________________________________________________________

Vẽ thêm tóc các thứ ...v.v.... Tô màu + kí Y/c: Pic kí, pic ko Full màu Có thể chỉnh chậu cây thành bất kì cái khác hoặc vứt nó ik NL: hóng~

Cách để hạn chế sử dụng MXH? Tác hại của việc sử dụng MXH?

Cho 12,9 gam hh Fe, Mg, Zn p/ứng với 400ml dd X chứ HCl 1M và H2SO4 2M. Sau p/ứng hoàn toàn thu khí B và dd C. Cho dd C tác dụng NaOh dư. Lọc kt, rửa sạch, nung trong kk thu đc 10g rắn E. Tính khối lượng mỗi kim loại trong hh biết Thể tích khí B=6,72 lít

a. Hợp chất Y chứa 72,414% Fe và 27,586% O theo khối lượng .Hãy xác định công thức của hợp chất Y b.Hợp chất T chứa C và O trong đó C chiếm 27,273% theo khối lượng và ptk T bằng 44 đvC . Xác định số nguyên tử của O trong hợp chất T

x + 678 = 2813 4529 + x = 7685 x - 358 = 4768 2495 - x = 698 x × 23 = 3082 36 × x = 27612 x : 42 = 938 4080 : x = 24 Bài 2: Tìm x a. x + 6734 = 3478 + 5782 b. 2054 + x = 4725 - 279 c. x - 3254 = 237 x 145 d. 124 - x = 44658 : 54 Bài 3: Tìm x a. x × 24 = 3027 + 2589 b. 42 × x = 24024 - 8274 c. x : 54 = 246 ×185 d. 134260 : x = 13230 : 54

Cho ΔABC ⊥A đường cao AH ,AB = 5cm ; AC=12 . Gọi D và E lần lượt là hình chiếu của H trên AB và AC a, Tính độ dài BC , DE b, CM: Δ ADE đồng dạng Δ ACB c, Đường thẳng ⊥DE =D và E ∩ BC=M và N CM: M là trung điểm của HB, N là trung điểm của HC d, CMR : BN ² - CN² = AB ² ( Hằng đẳng thứ số 3 )