A straight river flows east at a speed of 11 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.) N 60°

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Chapter5: Inner Product Spaces
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a) find the true speed of the motorboat mi/h

b) find the direciton of the motorboat N__E

A straight river flows east at a speed of 11 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.)
N
60°
Transcribed Image Text:A straight river flows east at a speed of 11 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.) N 60°
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