Cho `a,b,c>0`. CMR: `a/(b+c)+b/(c+a)+c/(a+b)+(4abc)/[(a+b)(b+c)(c+a)]\ge 2`

Viết lại câu 1. I had my old coat on(wearing) 2.I managed to finish all my work(was) 3.By changed I saw your brother yesterday(happened)

please ............................

làm giúp mình câu 1, 2 ,3 thôi cảm ơn 30p nữa nộp giúp mình nha mình cần gấp

Cho em hỏi cách viết chữ màu ạ! Mong mọi người giúp em đi và mong mod đừng xóa vì rất quan trọng ạ ! Mai em phải nộp cho cô giáo tin học rùi ạ!

Vẽ anime or semi 🐰Xấu = BC NL: Nhận xét tranh dứi Quẹt bậy trên trường nên fail😿🐰

Cho `a,b,c>0`. CMR: `a^3+b^3+c^3+3abc\ge ab(a+b)+bc(c+a)+ca(c+a)`

Các bn ưi cho mik hỏi, thay khung hoidap247 trong avatar đón tết thế nào vậy? Admin bảo mik thay mà chẳng biết thay thế nào. Love u all! Happy new year!

Read the passage and choose the best option A, B, C, or D that fits each of the following spaces. Organic food is food produced by methods (3) On an overall basis, organic food is prepared and processed without using any chemical fertilizers, pesticides, or chemical preservatives. According to environmentalists, fertilizing, overproduction, and the use of pesticides in (4). farming may negatively affect the biodiversity and water supplies. As harmful chemicals are excluded in organic farming, there is minimal soil, air, and water pollution. This will ensure a (5)_ healthier world for our future generations. Demand for organic foods is also driven by consumer's concerns for healthcare. (6) organic food have higher vitamin and mineral contents Which help to strengthen the human immune system. For instance, organic milk is proved to have 60% more omega-3 fatty acids, antioxidants, vitamins than non-organic milk. Organic cows are also claimed to give better meat quality. (7). because organic food products are controlled by very strict standards, harmful chemicals will be eliminated from our diets, and only best products are introduced to customers. conform to the standards of organic farming. and kinds of C which hiện tai. C. current Quesition 3: A. who B. whom D. what, Quesition 4:(A, conventional B. valuable D primary Quesition 5:(A, safer B. worse C. shorter D. longer B, Some C. Amount of D. Little Quesition 6: A. Few B. But C. Therefore D. However VQuesition 7 A, Furthermore

vẽ 2 bức tranh 1. vẽ một anime girl lạnh lùng not mặc váy nhé ! 2 . vẽ một em tini cute hột me nha !!! Ai trả lời nhanh mik cho 5 sao nha !!!