In the Diagram, S Represents the Position of a Power

question 62

Short Answer

In the diagram, S represents the position of a power relay station located on a straight coast, and E shows the location of a marine biology experimental station on an island. A cable is to be laid connecting the relay station with the experimental station.
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If the cost of running the cable on land is $2.40/running foot and the cost of running the cable under water is $3.00/running foot, locate the point P that will result in a minimum cost (solve for x).
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​x​ = __________ ft

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Difficulties that require effort and determination to overcome.

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