2.23If the columns of A are linearly dependent, and the matrix AA" is invertible, the leastsquares solution X is given by1X =4ªA (A*b)AT A---2Find a least-squares solution of AX=b by using above expression for A = |1and b =382

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2.23If the columns of A are linearly dependent, and the matrix AA" is invertible, the least squares solution X is given by X = - ATA (4b) 2 Find a least-squares solution of AX=b by using above expression for A = |1 3 and b = 11

2.23If the columns of A are linearly dependent, and the matrix AA" is invertible, the least squares solution X is given by X = - ATA (4b) 2 Find a least-squares solution of AX=b by using above expression for A = |1 3 and b = 11

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter4: Polynomial And Rational Functions

Section4.4: Complex And Rational Zeros Of Polynomials

Problem 46E

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2.23If the columns of A are linearly dependent, and the matrix AA" is invertible, the least
squares solution X is given by
1
X =
4ªA (A*b)
AT A
---
2
Find a least-squares solution of AX=b by using above expression for A = |1
and b =
3
8
2

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