Find the optimum of f(x) = 2.2x-1.7x² + x³ -0.25x Perform: (Round-off all computed values to 4 decimal places.) a) (2 iterations) Golden-Section Search using X₁ = -2.4 and X₁ = 4.5 • For each iteration, show the following: d, X₁, X2, decision rule, ea, and the next X₁ and Xu → Are you approaching a local or global optimum? Are you approaching a minimum or maximum optimum?

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