#### SOLUTION UP162-RMM WINTER EDITION 2018

Proposed by Daniel Sitaru-Romania SOLUTION UP162 Solution by Marian Ursarescu-Romania

#### SOLUTION SP157-RMM WINTER EDITION 2018

Proposed by Marian Ursarescu-Romania SOLUTION SP157 Solution by Tran Hong-Vietnam

#### INTEGRAL CALCULUS-65

Proposed by Nader Al Homsi-Amman-Jordan INTEGRAL CALCULUS-65 Solution by Ruanghaw Chaoka-Chiangrai-Thailand

#### ELEGANT INEQUALITY-168

Proposed by Nguyen Van Nho-Nghe An-Vietnam ELEGANT INEQUALITY-168 Solution by Ravi Prakash-New Delhi-India

#### ELEGANT INEQUALITY-167

Proposed by Daniel Sitaru-Romania ELEGANT INEQUALITY-167 Solution by Soumava Chakraborty-Kolkata-India

#### COMPLEX NUMBERS-3

Proposed by Daniel Sitaru-Romania COMPLEX NUMBERS-3 Solution 1 by Amit Dutta-Jamshedpur-India, Solutions 2,3 by Ravi Prakash-New Delhi-India, Solution 4 by…

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#### MIXTED INEQUALITY WITH DETERMINANTS-19

Proposed by Daniel Sitaru-Romania MIXTED INEQUALITY WITH DETERMINANTS-19 Solution by Ravi Prakash-New Delhi-India

#### DETERMINANTS-23

Proposed by Daniel Sitaru-Romania DETERMINANTS-23 Solution 1 by Ravi Prakash-New Delhi-India, Solution 2 by Marian Ursarescu-Romania

#### SYSTEM-26

Proposed by Daniel Sitaru-Romania SYSTEM-26 Solution 1 by Amit Dutta-Jamshedpur-India, Solution 2 by Ravi Prakash-New Delhi-India

#### EQUATION IN REAL NUMBERS-21

Proposed by Rovsen Pirguliyev-Sumgait-Azerbaijan EQUATION IN REAL NUMBERS-21 Solution by Ravi Prakash-New Delhi-India