Mathematics, 24.05.2021 17:10 preservations
Find (a) the orthogonal projection of b onto Col A and (b) a least-squares solution of Axequalsb. Aequals[Start 3 By 2 Matrix 1st Row 1st Column negative 1 2nd Column 4 2nd Row 1st Column 1 2nd Column 8 3rd Row 1st Column negative 1 2nd Column 4 EndMatrix ], bequals[Start 3 By 1 Matrix 1st Row 1st Column 12 2nd Row 1st Column negative 4 3rd Row 1st Column 2 EndMatrix ]a. The orthogonal projection of b onto Col A is ModifyingAbove Bold b with caretequals nothing. (Simplify your answers.)
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Find (a) the orthogonal projection of b onto Col A and (b) a least-squares solution of Axequalsb....
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