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Solve step by step O 0 1 Let A = 0 oo OH (a) Compute AT A (b) What is the rank of AA? (That

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O 0 1\\ Let A = 0 oo OH (a) Compute AT A (b) What is the rank of A"A? (That is the number of nonzero rows after applying the Gauss-Jordan algorithm to row reduce the matrix) (c) Show that for any vector b, the system A A x = b is always consistent

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