Question: 3 pts Let A and B be 2 x 2 matrices. Suppose det(B) = 4 and det (AB) = 8. Define E = 2B and

3 pts Let A and B be 2 x 2 matrices. Suppose det(B) = 4 and det (AB) = 8. Define E = 2B and D = B2. Answer the following questions. Det(E) = O 16 O 25 O 2 0 8 3 pts Let A and B be 2 x 2 matrices. Suppose det(B) = 4 and det (AB) = 8. Define E = 2B and D = B2. Answer the following questions. Let C be a matrix obtained from B by interchanging rows 1 and 2 in B. Det (C) = O 12 0 -4 0 8 0 4

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