#### NINE DISTINCT LINES TO CREATE A PROBLEM

Proposed by Nguyen Ngoc Giang-Hanoi City-VietNam NINE DISTINCT LINES TO CREATE A PROBLEM Its presented the creation of a problem…

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#### SOLUTION SP003

Proposed by Daniel Sitaru-Romania SOLUTION SP003 Solution 1 by Tin Lu-Binh Sou-Quang Ngai-VietNam Solution 2 by Soumitra Mukherjee-Chandar Nagore-India

#### INEQUALITY IN TRIANGLE-13

Proposed by Daniel Sitaru-Romania INEQUALITY IN TRIANGLE-13 Solution by Kevin Soto Palacios-Huarmey-Peru

#### INEQUALITY IN TRIANGLE-11

Proposed by Daniel Sitaru-Romania INEQUALITY IN TRIANGLE-11 Solution 1 by Kevin Soto Palacios-Huarmey-Peru Solution 2 by Soumava Chakraborty-Kolkata-India

#### SOLUTION JP012

Proposed by Daniel Sitaru-Romania SOLUTIONS JP012 Solution 1 by Soumitra Mukherjee-Chandar Nagore-India Solution 2 by Omar Raza – Lahore –…

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#### 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…

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#### SOLUTION SP008-2

Proposed by Daniel Sitaru-Romania SOLUTION SP008-2 Solution by Henry Ricardo-New York-USA

Article’s authors D.M.Batinetu-Giurgiu,Daniel Sitaru,Neculai Stanciu ABOUT CALCULUS OF LIMITS FOR FAMOUS SEQUENCES Generalizations of Lalescu’s sequence,Ianculescu’s sequence,Batinetu’s sequence

#### TRIGONOMETRIC INEQUALITY-1

Proposed by Daniel Sitaru-Romania TRIGONOMETRIC INEQUALITY Solution by Kevin Soto Palacios-Huarmey-Peru

#### MIXTED INTEGRAL-1

Proposed by Daniel Sitaru-Romania MIXTED INTEGRAL-1 Solution by Soumava Chakraborty-Kolkata-India