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The inverse of A=[(0,1,2),(1,2,3),(3,1,1...

The inverse of A=`[(0,1,2),(1,2,3),(3,1,1)]` is

A

`1/2[-1,1,-1),(8,-6,2),(-5,3,-1)]`

B

`1/2[(1,-1,1),(-8,6,-2),(5,-3,1)]`

C

`1/2 [(1,1,1),(1,1,1),(1,1,1)]`

D

None of these

Text Solution

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The correct Answer is:
B
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