user-avatar
huongminhvo
2 năm trước
Cho tam giác ABC. Gọi M, N, P lần lượt là trung điểm của các cạnh BC, CA, AB. G là trọng tâm tam giác và I là điểm đối xứng của B qua G. Chứng minh rằng: →AC - 5→AB = 6→MI (→a: vectơ a, →AB: vectơ AB)
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Question IV. The passage below contains 7 mistakes. Recognize the mistakes and write their correct forms in your answer sheet. (7 pts) Almost children with healthy appetites are ready to eat anything that is to them and a child rarely dislikes food unless it is badly cooked. The way a meal is cooked and served is the most important and an served meal will often improve a child’s appetite. Never ask a child whether he likes or dislikes a food or never discuss likes or dislikes in front of him or never allow else to do so. If the father says he hates fat meat or the mother refuses vegetables within the child’s hearing, he is likely to copy this procedure. Take it for granted that he likes everything and he will. Nothing healthful should be omitted from the meal because of the dislike. At meal times, it is a good idea to a child a small portion and let him come back for a second helping ….

Question IV. The passage below contains 7 mistakes. Recognize the mistakes and write their correct forms in your answer sheet. (7 pts) Almost children with healthy appetites are ready to eat anything that is to them and a child rarely dislikes food unless it is badly cooked. The way a meal is cooked and served is the most important and an served meal will often improve a child’s appetite. Never ask a child whether he likes or dislikes a food or never discuss likes or dislikes in front of him or never allow else to do so. If the father says he hates fat meat or the mother refuses vegetables within the child’s hearing, he is likely to copy this procedure. Take it for granted that he likes everything and he will. Nothing healthful should be omitted from the meal because of the dislike. At meal times, it is a good idea to a child a small portion and let him come back for a second helping ….

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team