B) The 2!!2 matrices A , B and C are given below in terms of the scalar constants a , b and c . A = [[a, 2], [3, 7]], B = [[2, 4], [b, 2]] and C = [[-1, c], [3, 2]] given that 2A - 3B = 4C find the value of a , b and c . C) Find the determinant of following matrices: I. A = ((3, 9), (1, 3)) II. B = ((6, 0, 4), (1, -8, 1), (0, 0, -8))
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