(a) Using the geometric definition of the dot product,show thatu (v ) = (u v ).[Hint
Chapter 13, Problem 67(choose chapter or problem)
(a) Using the geometric definition of the dot product,show thatu (v ) = (u v ).[Hint: What happens to the angle when you multiplyv by 1?](b) Using the geometric definition of the dot product,show that for any negative scalar u (v ) = (u v )(u ) v = (u v ).
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