Question: Problem 3 (8 points) Let A be an n x n diagonal matrix with non-negative entries (i.e, dii 2 0, for i = 1. ..n

Problem 3 (8 points) Let A be an n x n diagonal matrix with non-negative entries (i.e, dii 2 0, for i = 1. ..n and Mij =0, for all i * j. For x E R", we define the operation: 1120| |A = VacTAX. (1) The next two questions are not related to each other. 1. (4 points) Is the set E = {x E R"| | |allA

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