Solved: True or False? In Exercises 85 and 86, determine
Chapter 5, Problem 5.2.86(choose chapter or problem)
True or False? In Exercises 85 and 86, determine whether each statement is true or false. If a statement is true, give a reason or cite an appropriate statement from the text. If a statement is false, provide an example that shows the statement is not true in all cases or cite an appropriate statement from the text.(a) The norm of the vector u is the angle between u andthe positive x-axis.(b) The angle between a vector v and the projectionof u onto v is obtuse when the scalar a < 0 andacute when a > 0, where av = projvu.
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