Do the columns of the matrix form a linearly independent set? -9 12 4 -5 8 -4 -13 -11 -16 19 25 6 - 10 18 -2 20 No Yes No

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A: Given: Let λ be an eigenvalue of an n×n matrix A. To Show: For some index j, λ-ajj≤∑i≠jnaij (column…

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A: Given fx=2πe-x22 We have to find the  maxx0,2f'x f'x=-x2πe-x22f"x=-2πe-x22+x22πe-x22…