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474) Calculator exercise. Determine the principal diagonal of the inverse. A= [1 4 9 2 ] inverse(A)...

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474) Calculator exercise. Determine the principal diagonal ofthe inverse.
A= [1 4 9 2 ] inverse(A) = A^(-1) = ai;
|2 0 0 1 | Answers=ai11,ai22,ai33,ai44
|2 0 1 2 |   
[1 9 7 1 ] ans:4

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