Question: 3. 8 marks 3 6 Let A = 1 -2 3 -1 2 -4 5 8 (a) Find a basis for null(A). (b) Find a

3. 8 marks 3 6 Let A = 1 -2 3 -1 2 -4 5 8 (a) Find a basis for null(A). (b) Find a basis for col(A). (c) Verify that the Rank-Nullity theorem holds for A

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