Math, asked by nabeelahmedna7860, 7 days ago

15. Show that the matrix A=(1 -1 5
-1 2 1
5 1 3)is a symmetric matrix

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Answered by needa658
0

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Showing results for 15. Show that the matrix A=(1 "-1" 5 "-1" 2 1 5 1 3)is a symmetric matrix

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