Question: Problem 1: Using the branch and bound algorithm, solve the following integer programming problem twice: the first time, branch on X1 at the root node.

Problem 1: Using the branch and bound algorithm,

Problem 1: Using the branch and bound algorithm, solve the following integer programming problem twice: the first time, branch on X1 at the root node. The second time, branch on x2 at the root node. (NB: solve all linear subproblems that are generate graphically, not using a software) max 3x1 + 2.x2 s.t. 3.x1 + x2 0

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