EQUATION IN REAL NUMBERS-22 Posted on January 31, 2017September 28, 2018 by ssmrmh Proposed by Daniel Sitaru-Romania EQUATION IN REAL NUMBERS-22 Solution 1 by Ravi Prakash-New Delhi-India, Solution 2 by Sagar Kumar-Kolkata-India, Solution 3 by Shafiqur Rahman-Bangladesh, Solution 4 by Marian Ursarescu-Romania