Let A be a square matrix, and that k1, k2 and A are scalars. Show that if Av = Xv and Aw = Xw then, A(k1v + k2w) = X(k1v+ k2w). What can you imply about kjv + k2w? Justify your answer.

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.CR: Review Exercises
Problem 41CR: Let B={(0,2,2),(1,0,2)} be a basis for a subspace of R3, and consider x=(1,4,2), a vector in the...
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2. Find a basis for the subspace W = {[w y z]'
: ax + by + cz = 0, a, b, c e R} of R". What is
the dimension of W?
3. Let A be a square matrix, and that k1, k2 and A are scalars. Show that if Av = Xv and Aw = Xw
then,
A(k1v + k2w) = X(k1v+ k2w).
What can you imply about kjv + k2w? Justify your answer.
4. Find an orthonormal basis for the subspace S = {[u v w]':
:u + v = 0 and u – 2w = 0} of R".
Transcribed Image Text:2. Find a basis for the subspace W = {[w y z]' : ax + by + cz = 0, a, b, c e R} of R". What is the dimension of W? 3. Let A be a square matrix, and that k1, k2 and A are scalars. Show that if Av = Xv and Aw = Xw then, A(k1v + k2w) = X(k1v+ k2w). What can you imply about kjv + k2w? Justify your answer. 4. Find an orthonormal basis for the subspace S = {[u v w]': :u + v = 0 and u – 2w = 0} of R".
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