Question: Let 1 -2 2 A -2 1 -3 1 -5 3 Determine whether (1, 1, 1) Row(4), and whether (1,1,1)' Nul(4), showing working and

Let 1 -2 2 A -2 1 -3 1 -5 3 Determine

Let 1 -2 2 A -2 1 -3 1 -5 3 Determine whether (1, 1, 1) Row(4), and whether (1,1,1)' Nul(4), showing working and explaining your reasoning in terms of the defini- tions and methods presented in this course. Where row reduction is required, there is no need to show steps, you can just give the reduced matrix.

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