Question

EXERCISE 4.5
sed adjoint of each of the matrices in Exercises 1 and 2
1 1 2]
1 3 4
2. 2 3 5
1-2 0 1
Verify A (adj A) = (adj A) A=TALI in Exercises 3 and 4
[1 -1 2)
2
3
4
-4
-6
3
1
0 -2
0 3​

Answer 1

Answer:

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