Describe all least-squares solutions of the equation Ax = b. 1 10 1 10 1 A = b= 101 101 1 3 6 8 The general least-squares solutions of Ax = b for the given matrix A and vector b are all vectors of the form x = (Simplify your answers.) + x3, with X3 free.

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A: Solution

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A: The given question is solved below.

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A: The detailed solution is as follows below:

Q: linear algebra

A: 6. The given matrix is

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