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8. A man is in the island at a point R 12 km c bank. A resort is at a point P 15 km from km/h where should he land on the banlk

8. A man is in the island at a point R 12 km c bank. A resort is at a point P 15 km from km/h where should he land on the banlk

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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8. A man is in the island at a point R 12 km offshore from the nearest point 0 of a straight bank. A resort is at a point P 15 km from point 0. If a man can walk 3 km/h and row 2 km/h, where should he land on the bank in order to reach the beach in the least possible time?
Transcribed Image Text:8. A man is in the island at a point R 12 km offshore from the nearest point 0 of a straight bank. A resort is at a point P 15 km from point 0. If a man can walk 3 km/h and row 2 km/h, where should he land on the bank in order to reach the beach in the least possible time?
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