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If A= [[1 ,-2, 2],[0, 2, -3],[3 ,-2, 4]]...

If `A= [[1 ,-2, 2],[0, 2, -3],[3 ,-2, 4]]`, then `A . adj A=`

A

` [[5, 0, 0],[ 0, 5, 0],[0, 0,5]]`

B

` [[5, 1, 1],[ 1, 5, 1],[1, 1,5]]`

C

` [[0, 0, 0],[ 0,0, 0],[0, 0,0]]`

D

` [[8, 0, 0],[ 0,8, 0],[0, 0,8]]`

Text Solution

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The correct Answer is:
D
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