Let W₁ and W2 be subspaces of some vector space such that the set-theoretic union W₁ U W₂ is also a subspace Prove that one of the spaces W; is contained in the other.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.CM: Cumulative Review
Problem 24CM
icon
Related questions
Question
Let \( \mathcal{W}_1 \) and \( \mathcal{W}_2 \) be subspaces of some vector space such that the set-theoretic union \( \mathcal{W}_1 \cup \mathcal{W}_2 \) is also a subspace. Prove that one of the spaces \( \mathcal{W}_i \) is contained in the other.
Transcribed Image Text:Let \( \mathcal{W}_1 \) and \( \mathcal{W}_2 \) be subspaces of some vector space such that the set-theoretic union \( \mathcal{W}_1 \cup \mathcal{W}_2 \) is also a subspace. Prove that one of the spaces \( \mathcal{W}_i \) is contained in the other.
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning