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

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

A

`[(1,-2,-7),(0,1,-2),(0,0,1)]`

B

`[(1,2,-7),(0,1,-2),(0,0,1)]`

C

`[(1,2,-7),(0,1,2),(0,0,1)]`

D

`[(1,-2,7),(0,1,-2),(0,0,1)]`

Text Solution

Verified by Experts

The correct Answer is:
D
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