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Exercise 1.1.2

Suppose a combination of the columns of $A$ equals a different combination of those columns. Write that as $Ax = Ay$ . Find two combinations of the columns of $A$ that equal the zero vector (in matrix language, find two solutions to $Az = 0$ ).

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The two solutions for $Az = 0$ are: $z = x - y$ and $z = y - x$ .

niuers

2020-03-20 00:00

Exercise 1.1.2

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