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[42" If "A=[[1,2,0],[-1,1,2],[2,-1,1]]" ...

[42" If "A=[[1,2,0],[-1,1,2],[2,-1,1]]" ,then "|(adj(adj A))|=],[[" (A) "13," (B) "13^(2)," (C) "13^(2)," (D) "13^(4)]]

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