Let A=[(1,-1,1),(2,1,-3),(1,1,1)] and 10...

Let `A=[(1,-1,1),(2,1,-3),(1,1,1)]` and `10 B=[(4,2,2),(-5,0,alpha),(1,-2,3)]`.
If B is the inverse of A, then find the value `alpha`.

A

2

B

`-1`

C

`-2`

D

5

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The correct Answer is:

D

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