Question: Develop the B&B tree for each of the following problems. For convenience, always select x, as the branching variable al node 0. *(a) Maximize z

Develop the B&B tree for each of the following problems. For convenience, always select x, as the branching variable al node 0. *(a) Maximize z = 3x + 2x subject to 2x + 5x = 18 4x + 2x = 18 X, X0 and integer (b) Maximize z = 2x + 3x subject to 7x + 5x = 36 4x1 + 9x 35 X, X20 and integer (c) Maximize z = 2x + 2x subject to 2x + 5x = 27 6x + 5x = 16 X, X0 and integer (d) Minimize z = 5x + 4x subject to 3x + 2x = 5 2x + 3x = 7 ,0 and integer (e) Maximize z = 5x + 7x subject to 2x + x = 13 5x + 9x = 41 x, x > 0 and integer

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