Romanian Mathematical Magazine

SOLUTION JP015

SOLUTION JP015

Proposed by Daniel Sitaru-Romania

SOLUTION JP015

Solution 1 by Ngo Dinh Tuan-Quang Nam-Da Nang-VietNam

Solution 2 by Soumitra Mukherjee-Chandar Nagore-India

Solution 3 by Le Van-Ho Chi Min City-VietNam

Solution 4 by Seyran Ibrahimov