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If A=[[3,-3, 4], [2,-3, 4], [0,-1, 1]] ,...

If `A=[[3,-3, 4], [2,-3, 4], [0,-1, 1]]` , then a. `a d j(a d j A)=A` b. `|a d j(a d j A)|=1` c. `a d j A=I` d. none of these

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