#### PROBLEM 4604-CRUX MATHEMATICORUM

Proposed by Hung Nguyen Viet-Hanoi-Vietnam PROBLEM 4604 Solution by Daniel Sitaru-Romania

#### SOLUTION JP347-RMM SPRING EDITION 2022

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION JP347 Solution 1 by proposer, Solution 2 by Mohamed Amine Ben Ajiba-Tanger-Morocco,Solution 3 by…

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#### SOLUTION JP346-RMM SPRING EDITION 2022

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION JP346 Solution 1 by Alex Szoros-Romania, Solution 2 by Mohamed Amine Ben Ajiba-Tanger-Morocco, Solution…

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#### ABOUT AN INEQUALITY BY HUNG NGUYEN VIET-I

Math Note by Marin Chirciu-Romania ABOUT AN INEQUALITY BY HUNG NGUYEN VIET-I

#### SOLUTION UP344-RMM WINTER EDITION 2021

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION UP344 Solution 1 by proposer,Solution 2 by Mohamed Amine Ben Ajiba-Tanger-Morocco,Solution 3 by Rohan…

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#### SOLUTION SP345-RMM WINTER EDITION 2021

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION SP345 Solution 1 by proposer, Solution 2 by Tran Hong-Dong Thap-Vietnam, Solution 3 by…

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#### SOLUTION UP339-RMM WINTER EDITION 2021

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION UP339 Solution 1 by proposer,Solution 2 by Tran Hong-Dong Thap-Vietnam,Solution 3 by Sanong Huayrerai-Nakon…

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#### SOLUTION JP336-RMM WINTER EDITION 2020

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION JP336 Solution 1 by proposer, Solution 2 by Daniel Vacaru-Romania

#### SOLUTION JP335-RMM WINTER EDITION 2021

Proposed by Hung Nguyen Viet-Hanoi-Vietnam SOLUTION JP335 Solution 1 by proposer, Solution 2 by George Florin Serban-Romania,Solution 3 by Tran…

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