A straight river flows east at a speed of 10 mi/h. A boater starts at the south shore of the river and heads in a direction 60° from the shore (see the figure). The motorboat has a speed of 24 mi/h relative to the water. (Assume that the i vector points east, and the j vector points north.) Find the direction of the motorboat.

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Q: A straight river flows east at a speed of 9 mi/h. A boater starts at the south shore of the river…

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