Question: 2. Answer true or false. (a) If A and B are invertible n x n matrices, then det(AB) # 0. (b) If A is an

2. Answer true or false. (a) If A and B are invertible n x n matrices, then det(AB) # 0. (b) If A is an n x n matrix and the columns of A are linearly independent, then the matrix transfor- mation T(x) = Ax is one-to-one and onto. Enter your answer for (a) here: [ Select ] Enter your answer for (b) here: [ Select ]

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