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[" If "A=[[1,1,3],[5,2,6],[-2,-1,-3]]" w...

[" If "A=[[1,1,3],[5,2,6],[-2,-1,-3]]" where "A^(x)=O(" where "O" is null matrix "&x in N" less than "20)," then which of the following is "],[" true? "],[qquad " Greatest value of "x" is "18]

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