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00:00 : 1) important introduction
5:10 : 2) Summary of algebra
2:04:17 : 3) Matrices problems solve
4:37:16 : 4) linear programming problems solve
Pdf Link : https://drive.google.com/file/d/1Qicz7HQapMMSSl3uf1hKtRVXGYsQxmrw/view?usp=share_link