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Problem 4. (24 points) Assume that a, b, c and d are defined as follows, and calculate the results of the following operations if they

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Problem 4. (24 points) Assume that a, b, c and d are defined as follows, and calculate the results of the following operations if they are legal. If an operation is illegal, explain why. 2 2 2 2 a- -1 4 d = eye(2) (1) a b (2) a *d; (3) a. * d 4) ac (6) a \ b (7) a. \ b (8) a. b

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