You are in a boat 2 miles from the nearest point on the coast. You are to
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You are in a boat 2 miles from the nearest point on the coast. You are to go to a point Q located 3 miles down the coast and 1 mile inland (see figure). You can row at 2 miles per hour and walk at 4 miles per hour. Write the total time T of the trip as a function of x.
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2 mi 3-x - 3 mi- mi
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