: Một vật thả rơi tự do từ độ cao h xuống đất. Trong hai giây cuối cùng trước khi chạm đất, vật rơi được 3 /4 h . Lấy g = 10m/s2 . Độ cao h là A. 80m B. 20m C. 8,9m D. 60m ( GIẢI CHI TIẾT )

Mọi người giúp mình giải nhé Vì em hỏi mấy lần nhưng ko ai trả lời

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chuyển sang câu bị động 1. We play volleyball. 2. They sing the song. 3. I take photos. 4. She does the housework. 5. The policemen help the children. 6. He writes text messages. 7. Mother waters the flowers. 8. She bought four apples. 9. We won the match. 10. The man stole the blue car. help me

Giúp mình X^2 + 48 = 12x + 1/x

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is CLOSEST in meaning to each of the following questions. Question 35. Jane is a better cook than Daisy. A. Daisy can’t cook as good as Jane. B. Daisy isn’t a cook as good as Jane. C. Daisy can’t cook as well as Jane. D. Daisy can cook as badly as Jane Question 36. The police officer said to us: “Where are you going?” A. The police officer asked us where we were going. B. The police officer wanted to know us where we were going. C. The police officer commanded us where to go. D. The police officer offered us to go. Question 37. They do not know anything about the extinction of that species. A. Anything about the extinction of that species is not known by them. B. Nothing is known about the extinction of that species. C. The extinction of that species is not known anything. D. Nothing about the extinction of that species is not known.

vẽ mầm om trái tym. NL: trái tym cụa toi ko thể choa ai ( giữ của :>)

yeah trúng quà nick chính òi ai vẽ đậu mầm chúc mừng ik

giúp mình với mình sẽ 5* mà xin các đại ca,đại tỉ

Q:vẽ ĐTHS sau trên cùng 1 mặt phẳng tọa độ Oxy (d):y=x-2 (d'):y=-2x+1 b,tìm tọa độ giao điểm E của 2 đường thẳng (d) và (d') nhanh nha sẽ có ctlhn