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The ad joint of the matrix A= [{:(1,0,2)...

The ad joint of the matrix `A= [{:(1,0,2),(2,1,0),(0,3,1):}]` is :

A

A. `[{:(-1,6,2),(-2,1,-4),(6,3,1):}]`

B

B. `[{:(1,6,-2),(-2,1,4),(6,-3,1):}]`

C

C. `[{:(6,1,2),(4,-1,2),(6,3,-1):}]`

D

D. `[{:(-6,2,2),(4,-2,1),(3,1,-6):}]`

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  4. If A=({:(-2,2),(2,-2):}), then which one of the following is correct ?

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  13. What is [x y z ] [{:(a,h,g),(h,b,f),(g,f,c):}] equal to ?

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