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" d)If "A=[[1,2,2],[2,1,2],[2,2,1]]" and...

" d)If "A=[[1,2,2],[2,1,2],[2,2,1]]" and "A^(2)-4A-5I=0" ,then "A^(-1)=

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If A= [[1,2,2],[2,1,2],[2,2,1]] , find A^2-4A-5I=O

If A=[[1,2,2], [2,1,2],[2,2,1]] then A^(2)-5I=

If A =[[1,2,2],[2,1,2],[2,2,1]] then prove that A^2-4A-5I=0 .

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A=[[1,2,2],[2,1,2],[2,2,1]] , then show that A^2-4A=5I_3

If A = [[2,0,1],[2,1,3],[1,1,0]] then find A^2-2A+5I .

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If A = [(1,2,2),(2,1,2),(2,2,1)] then show that A^(2)-4A-5I = O .