5. (12 pts) Let A= 4 -1 2 -1 3 -3 2 0 2 1 Find...

Question

Question

5. (12 pts) Let A= 4 -1 2 -1 3 -3 2 0 2 1 Find A-? using the formula A-1 adj(A). det(A)

Answer 1

Answer #1

A aif A = 4.6 + (-2) + 2/-3) 1 ] 2 3 6 2 -3 2 ๆ 16 -] 6 - 4 - 6 1 16 -2 2 4 adj (A) 4 - 4 - 6 2 2 9 30 31 - 3 10 11

Answer 2

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