Let V denote the inner product space of real 2 by 2 matrices endowed with the inner product (A, B) = u(A¹B) Define Let W = (B)12? Answer: M₁ span{M₁, M₂} and A : = M₂ and note that S = {M₁, M₂} is orthonormal. 14 = = [1 J A, BEV 2 . If B is the closest point in W to A, what is 3

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.6: Matrices
Problem 24E
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Let V denote the inner product space of real 2 by 2 matrices endowed with the inner product
1
(A, B) = —tr(A¹ B)
Define
Let W =
(B)12?
Answer:
span{M₁, M₂} and A
M₁
and note that S = {M₁, M₂} is orthonormal.
1
2
[3
4
3
=
M₂
=
=
1
0
RJ
1
A, BEV
If B is the closest point in W to A, what is
Transcribed Image Text:Let V denote the inner product space of real 2 by 2 matrices endowed with the inner product 1 (A, B) = —tr(A¹ B) Define Let W = (B)12? Answer: span{M₁, M₂} and A M₁ and note that S = {M₁, M₂} is orthonormal. 1 2 [3 4 3 = M₂ = = 1 0 RJ 1 A, BEV If B is the closest point in W to A, what is
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