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Exercise 3.4.13

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The column space and row space of $A$ and $U$ all have the same dimension $= 2 .$ The row spaces of $A$ and $U$ are the same, because the rows of $U$ are combinations of the rows of $A$ (and vice versa!)

mathchakra

2022-01-23 15:45

Exercise 3.4.13

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