Question: 2 1 2 2 Let C = 0 3 3 3 , D = 1 O 1 2 9 (a) (3 points) Compute det C.

2 1 2 2 Let C = 0 3 3 3 , D = 1 O 1 2 9 (a) (3 points) Compute det C. Show all your work. (b) (3 points) Compute det D. Show all your work. (c) (3 points) Compute det(2D- C). Justify your answer. (You cannot only write down the answer)

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