MathDB
Sum less than 3/4.

Source: Romanian District Olympiad 2012, Grade IX, Problem 2

October 9, 2018
inequalitiesalgebra

Problem Statement

If a,b,c>0, a,b,c>0, then cyca2a+b+c3/4. \sum_{\text{cyc}} \frac{a}{2a+b+c}\le 3/4.