Given the matrix (a) Solve |A| = 0 for real a, (b)If a = 2, find A
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Given the matrix
(a) Solve |A| = 0 for real a,
(b) If a = 2, find A–1 and hence solve
(c) if a = 0, find the general solution of
(d) if a = 1, show that
can be solved for non-zero x, y and z.
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