Question
he cost of laying a fibre optic cable underwater is 3 times that of underground. An island is 4 km from point S on the
he cost of laying a fibre optic cable underwater is 3 times that of underground. An island is 4 km from point S on the shore and a broadcast station, B, is 14 km along the shore, perpendicular to S. How should the cable be laid to keep cost to a minimum?
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Modern Engineering Mathematics
Authors: Glyn James
6th Edition
1292253495, 9781292253497
