#### A NICE INEQUALITY BY NGUYEN VAN NHO

Proposed by Nguyen Van Nho-Nghe An-Vietnam A NICE INEQUALITY BY NGUYEN VAN NHO Solution by proposer

#### A NICE INTEGRAL BY V.M.POPA

Proposed by Vasile Mircea Popa-Romania A NICE INTEGRAL BY V.M.POPA Solution by Zaharia Burghelea-Romania and Khalef Ruhemi-Jarash-Jordan

#### USING INEQUALITY TO SOLVE THE EQUATION

Math Note by Hoang Le Nhat Tung-Hanoi-Vietnam USING INEQUALITY TO SOLVE THE EQUATION

#### ABOUT SOME SPECIAL CLASS OF TRIANGLES

MathNote by Mihalcea Andrei Stefan-Romania ABOUT SOME SPECIAL CLASS OF TRIANGLES