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Elementary Linear Algebra (MindTap Course List)

Elementary Linear Algebra (MindTap Course List)

8th Edition

ISBN:9781305658004

Author:Ron Larson

Publisher:Ron Larson

Chapter4: Vector Spaces

Section4.CR: Review Exercises

Problem 73CR

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Answers for 5 & 6 please

(2/3)
4. Let W be the subspace of R³ spanned by w₁ = 1/3 and ₂
=
2/3
the orthogonal projection of 1 onto W.
44
G
(a)
(6)
11
(b)
7
∙11
(c)
(-2/3)
2/3
1/3
Which of the following is
(d)
5. Let W be a subspace of a 10-dimensional inner product space V. If dim W
(a) 6
(b) 5
(c) 4
(d) 10
1
−11
6, what is dim W-?

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