Discrete mathematics tutorial in Hindi – Previous year question – GATE 2020 -equivalence- Let a,b,c,d. Ali Seron Jason 10 months ago Discrete mathematics tutorial in Hindi – Previous year question – GATE 2020 -equivalence- Let a,b,c,d. https://www.gyanodhan.com/video/7B4.%20GATE%20CSEIT/Discrete%20Mathematics%201/462.%20Discrete%20mathematics%20tutorial%20in%20Hindi%20-%20Previous%20year%20question%20-%20GATE%202000%20-equivalence-%20Let%20a%2Cbc%2Cd.mp4