3) Suppose that U and W are subspaces of a vector space V with V = U €W. Suppose also that u, ., Um is a basis of U amd w1,.., Wn is a basis of W. Prove U1, ..., Um, W1, .,W, is a basis of V.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter3: Matrices
Section3.5: Subspaces, Basis, Dimension, And Rank
Problem 10EQ
icon
Related questions
Question
3) Suppose that U and W are subspaces of a vector space V with V = U OW.
Suppose also that u1, ., um is a basis of U amd w1,., Wn is a basis of W. Prove
U1, .., Um, W1, .. , Wn is a basis of V.
4) Show that the subspaces of R? are precisely {0}, R², and all lines in R² through the
Transcribed Image Text:3) Suppose that U and W are subspaces of a vector space V with V = U OW. Suppose also that u1, ., um is a basis of U amd w1,., Wn is a basis of W. Prove U1, .., Um, W1, .. , Wn is a basis of V. 4) Show that the subspaces of R? are precisely {0}, R², and all lines in R² through the
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage