Orthogonal Projection Onto a Subspace In Exercises 29 and
Chapter 5, Problem 5.4.29(choose chapter or problem)
Orthogonal Projection Onto a Subspace In Exercises 29 and 30, use the method of Example 8 to find the orthogonal projection of b = [2 2 1]T onto the column space of the matrix A.A = [101211]
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