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

A=`[{:(0,3),(2,0):}] and A^(-1)=lambda` (adj, A) then `lambda` is equal to

A

`-1//6`

B

`1//3`

C

`-1//3`

D

`1//6`

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