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Exercise 3.2.8

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If column 4 of a 3 by 5 matrix is all zero then $x_{4}$ is a free variable. Its special solution is $x = (0, 0, 0, 1, 0)$ , because 1 will multiply that zero column to give $A x = 0 .$

mathchakra

2022-01-23 10:35

Exercise 3.2.8

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