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[{:(,0,1,2),(,1,2,3),(,3,a,1):}],=A^(-1)...

`[{:(,0,1,2),(,1,2,3),(,3,a,1):}],=A^(-1)=[{:(,1//2,-1//2,1//2),(,-4,3,c),(,5//2,-3//2,1//2):}]` then find vales of a&c.

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The correct Answer is:
a=1,c=-1
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