Consider the mapping that assigns to a nonzero vector x in R3 the vector of length 2
Chapter 2, Problem 11(choose chapter or problem)
Consider the mapping that assigns to a nonzero vector x in R3 the vector of length 2 that points in the direction opposite to x. (a) Give an analytic (symbolic) description of this mapping. (b) If x = (x, y,z), determine the component functions of this mapping
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