7. (15 points) Consider the 3 x 3 matrix (a) Compute adj A. (b) Compute det(A). 0 3 1 A = 4 21 2 (c) Is A invertible ? I

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7. (15 points) Consider the 3 x 3 matrix (a) Compute adj A. (b) Compute det(A). 0 3 1 A = 4 21 2 (c) Is A invertible ? I

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7 15 Points Consider The 3 X 3 Matrix A Compute Adj A B Compute Det A 0 3 1 A 4 21 2 C Is A Invertible I 1
7 15 Points Consider The 3 X 3 Matrix A Compute Adj A B Compute Det A 0 3 1 A 4 21 2 C Is A Invertible I 1 (24.78 KiB) Viewed 56 times
7. (15 points) Consider the 3 x 3 matrix (a) Compute adj A. (b) Compute det(A). 0 3 1 A = 4 21 2 (c) Is A invertible ? If so find A-¹, if not justify your answer.
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