Question: 1111111111 1 2 2 9) Consider the matrix A = 1 2 and the vector b = 1 2 1 1 a) What is the

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1 2 2 9) Consider the matrix A = 1 2 and the vector b = 1 2 1 1 a) What is the least squares solution x in R2 to Ax = b? *b) Let W be the colunui space of A. Using the least square solution in a), nd the distance of b to W

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