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For the matrix A = [[1,1,1],[1,2,-3],[2,...

For the matrix `A = [[1,1,1],[1,2,-3],[2,-1,3]]` Show that `A^3-6A^2+5A+11I=O` Hence, find `A^-1`

Text Solution

Verified by Experts

The correct Answer is:
`1/11[(-3,4,5),(9,-1,-4),(5,-3,-1)]`
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