#### INEQUALITY IN TRIANGLE-2558

Proposed by Marian Ursărescu-Romania INEQUALITY IN TRIANGLE-2558 Solution 1 by Mohamed Amine Ben Ajiba-Tanger-Morocco, Solution 2 by Ertan Yildirim-Izmir-Turkiye

#### INEQUALITY IN TRIANGLE-2557

Proposed by Nguyen Van Canh-BenTre-Vietnam INEQUALITY IN TRIANGLE-2557 Solution 1 by Soumava Chakraborty-Kolkata-India, Solution 2 by Mohamed Amine Ben Ajiba-Tanger-Morocco

#### IDENTITY IN QUADRILATERAL-11

Proposed by Amerul Hassan-Maung Daw-Myanmar IDENTITY IN QUADRILATERAL-11 Solution by proposer

#### ABOUT AN INEQUALITY BY BOGDAN FUȘTEI-VIII

Math Note by Marin Chirciu-Romania ABOUT AN INEQUALITY BY BOGDAN FUȘTEI-VIII

#### EQUATION IN REAL NUMBERS-127

Proposed by Samir Cabiyev-Azerbaijan EQUATION IN REAL NUMBERS-127 Solution 1 by proposer, Solution 2 by George Florin Șerban-Romania, Solution 3…

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#### ABOUT AN INEQUALITY BY MARIAN URSĂRESCU-XX

Math Note by Marin Chirciu-Romania ABOUT AN INEQUALITY BY MARIAN URSĂRESCU-XX

#### SYSTEM-101

Proposed by Neculai Stanciu-Romania SYSTEM-101 Solution by Michael Sterghiou-Greece

#### EQUATION IN REAL NUMBERS-126

Proposed by Daniel Sitaru-Romania EQUATION IN REAL NUMBERS-126 Solution by Fayssal Abdelli-Bejaia-Algerie

#### INTEGRAL CALCULUS-412

Proposed by George Moses-Nigeria INTEGRAL CALCULUS-412 Solution by Rana Ranino-Setif-Algerie