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. A man can row at 3 m.p.h. and run at 5 m.p.h. He is 5 miles out to sea and
wishes to get to a point on the coast 13 miles from where he is now. Where
should he land on the coast to get there as soon as possible? Does it matter
how far the point on the coast is from the man?

Respuesta :

nikvonrotz
should take him 6 hours since he is already 5 miles out he has 4.3 hours left

timothydrake
Solve = ∂(T(p1∪p2))∂d=0 then add in your answer.

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