Let Z be the subspace of all m x n matrices such that the sum of all its entries is zero. Let R be the subspace of all m x n matrices such that the sum of each row is zero. Let C behe subspace of all m x n matrices such that the sum of each column is zero. Determine, with a proof, dim(Z), dim(R), dim(C), dim(R+C), dim(RnC).

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Matrices
Section2.1: Operations With Matrices
Problem 77E
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Let Z be the subspace of all m x n matrices such that the sum of all its entries
is zero.
Let R be the subspace of all m x n matrices such that the sum of each row is
zero.
Let C behe subspace of all m x n matrices such that the sum of each column is
zero.
Determine, with a proof, dim(Z), dim(R), dim(C), dim(R +C), dim(RnC).
Transcribed Image Text:Let Z be the subspace of all m x n matrices such that the sum of all its entries is zero. Let R be the subspace of all m x n matrices such that the sum of each row is zero. Let C behe subspace of all m x n matrices such that the sum of each column is zero. Determine, with a proof, dim(Z), dim(R), dim(C), dim(R +C), dim(RnC).
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