SOLUTION: A light house is located at A , 2 km off-shore from the nearest point O on a straight beach and a shop is located at B. The shop is located on the beach , 4 km distant from O. If
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Question 890714: A light house is located at A , 2 km off-shore from the nearest point O on a straight beach and a shop is located at B. The shop is located on the beach , 4 km distant from O. If the shopkeeper can row at the rate of 4 km per hour and walk at the rate of 6 km per hour, where should he plan to reach the shore , so as to cover the distance to the shop at the least possible time ?
Please send the full and step by step solution. The question is related to maxima and minima in calculus.
Regards,
Khoka123
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
I just now finished this one for you. See all of the solution and also the "RETRIED" part.
http://www.algebra.com/algebra/homework/Proofs/Proofs.faq.question.890509.html
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