Minimum Cost A water line is to be built from point to point and must pass through
Chapter 13, Problem 79(choose chapter or problem)
Minimum Cost A water line is to be built from point to point and must pass through regions where construction costs differ (see figure). The cost per kilometer in dollars is from to , from to and from to For simplicity, let Use Lagrange multipliers to find and such that the total cost will be minimized.
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