Let A Rmn and let be a solution to the least squares problem Ax =

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Let A ∈ Rm×n and let be a solution to the least squares problem Ax = b. Show that a vector y ∈ Rn will also be a solution if and only if y = + z, for some vector z ∈ N(A). [N(ATA) = N(A).]

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Linear Algebra with Applications

ISBN: 978-0131857858

7th edition

Authors: Steven J. Leon

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Question Posted: Jun 13, 2016 12:56 AM

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Let A Rmn and let be a solution to the least squares problem Ax =

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Linear Algebra with Applications

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