An underground telephone cable is to be laid between two boat docks on opposite banks of a straight river. One boathouse is 340 meters downstream from the other. The river is 320 meters wide. If the cost of laying the cable is $60 per meter under water and $50 per meter on land, what is the lowest possible cost of laying the cable between the boathouses? Round your answer to the nearest dollar. minimal cost of cable: $

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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An underground telephone cable is to be laid between two boat docks on opposite banks of a straight river. One boathouse is 340 meters downstream from the other. The river is 320 meters wide. If the cost of laying the cable is $60 per meter under water and $50 per meter on land, what is the lowest possible cost of laying the cable between the boathouses? Round your answer to the nearest dollar.

minimal cost of cable: $

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