INTEGRAL INEQUALITY-209 Posted on February 9, 2019 by ssmrmh Proposed by Rovsen Pirguliyev-Sumgait-Azerbaijan INTEGRAL INEQUALITY-209 Solution 1 by Ilir Demiri-Kumanovo-Macedonia, Solution 2 by Soumava Chakraborty-Kolkata-India, Solution 3 by Soumitra Mandal-Chandar Nagore-India