thay 7 boi a
thay 6 boi b
voi 2b-a >=1;a-b>=1;b>=2
khi do ve trai >= A. (
x^{2} )^{(a-b)/2} manh hon bdt 1 rat nhieu
To khong biet rang cac ban thich toan so cap hon hay toan cao cap hon
nhung toi duoc biet sau nay thi it dung nhung bdt voi 3 so ,machu yeu la lam bdt ve chuoi ,ve tich phan ...
bdt voi 3 so chi la tro choi thoi.
