Question: Algebra 5. Let A be an m x n matrix and b = Rn. Suppose that the column vectors of A form an orthonormal

Algebra 5. Let A be an m x n matrix and b

Algebra 5. Let A be an m x n matrix and b = Rn. Suppose that the column vectors of A form an orthonormal set in Rm. Show that the solution of the least squares problem Ax = b is x = Ab. Also, prove that the orthogonal projection of b onto the column space of A is . need this urgent! Will rate!

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