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Consider the vector v=(-7,8). what is the angle between v=(-7,8) and the positive x-axis? part 1: use the formula v1 x v2=|v1||v2|cos theta to find the cosine of the angle between the two vectors (-7,8) and (1,0).
Answers: 3
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Consider the vector v=(-7,8). what is the angle between v=(-7,8) and the positive x-axis? part 1:...
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