Question: 1. (20 points) Consider the enumeration tree (minimization problem) in Figure 7.13: (i) Give tightest possible lower and upper bounds on the optimal value z.

1. (20 points) Consider the enumeration tree (minimization problem) in Figure

1. (20 points) Consider the enumeration tree (minimization problem) in Figure 7.13: (i) Give tightest possible lower and upper bounds on the optimal value z. (ii) Which nodes can be pruned and which must be explored further? Figure 7.13 Enumeration tree (min)

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