user-avatar
175269024128719
2 năm trước
giả sử 0<a,b,c<=1. Chứng minh rằng: a.(b+c)/bc(1+a)+b(c+a)/ca(b+1)+c(a+b)/ab(1+c)>=6/1+ căn bậc ba abc
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

make questions for the underlined parts: 1, they could swim here .................................................? 2,the thief should have taken everything yesterday .............................................................? 3,my brother goes to school at 6 every day ...............................................................? 4,she stayed at home because she was sick ..................................................? 5,they walk to work every day ......................................................? 6, I am going to buy 12 eggs ..................................................? 7, he drinks a lot of beer ...............................................? 8,the tree is 10 meters high ................................................? 9,there are 5 people in my family ..............................................? 10,he learns english twice a week ..................................................?

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