Question

Brainliest Answer will be selected !!!​

Answer 1

Answer:

Solution

A2=[2−3−41][2−3−41]A2=[2−3−41][2−3−41]

A2=[16−9−1213]A2=[16−9−1213]

3A2+12A=[72−63−8451]3A2+12A=[72−63−8451]

Adj(3A2+12A)=[51638472]Adj(3A2+12A)=[51638472]

Answer 2

Step-by-step explanation:

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