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Linear Algebra: A Modern Introduction

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter7: Distance And Approximation

Section7.3: Least Squares Approximation

Problem 32EQ

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Question

5. The linear least squares approximation which best fits the curve y= |x | over the interval
-1 ≤x≤ 1, is
(a) p₁(x) = x.
(b) p₁(x) = 1 + x.
(c) p₁(x) = 1 x.
(d) None of the above.
a
b
C
O d

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