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2x - 3x + 4x = 1 [Q1] (i) Given the linear system 4x, +9x = 0 . Find x, using Cramer's rule. (7x-2x

2x - 3x + 4x = 1 [Q1] (i) Given the linear system 4x, +9x = 0 . Find x, using Cramer's rule. (7x-2x + 5x = 0 (ii) If A is an nxn matrix with det(4)=k, express the determinant of Adj(4) in terms of k.

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