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[" If "A=[[0,1,2],[1,2,3],[3,a,1]]" and ...

[" If "A=[[0,1,2],[1,2,3],[3,a,1]]" and "A^(-1)=[[(1)/(2),(-1)/(2),(1)/(2)],[-4,3,c],[(5)/(2),(-3)/(2),(1)/(2)]]],[" then the values of "a" and "c" are "],[" respectively equal to "]

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