Question: Find det (5A) if A is a 3 x 3 matrix and determinant of A is det (A) Given the matrix below, find c

Find det (5A) if A is a 3 x 3 matrix and

Find det (5A) if A is a 3 x 3 matrix and determinant of A is det (A) Given the matrix below, find c so that the matrix is not invertible. A = 1 C 3 0 2 6 6 2 2c = [2 marks] [4 marks]

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