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If A=|{:(,2,-3),(,-4,1):}| then adj (3A^...

If `A=|{:(,2,-3),(,-4,1):}|` then adj `(3A^(2)+12A)` is equal to

A

`[{:(51,84),(63,72):}]`

B

`[{:(72,-63),(-84,51):}]`

C

`[{:(72,-84),(-63,51):}]`

D

`[{:(51,63),(84,72):}]`

Text Solution

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The correct Answer is:
D
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