In Rª, let S = {(1,2,2, –1), (0, –1,4, 2)} and T = U = sp(S) and W = sp(T). Find a basis for U +W and determine the dimension of {(2, 5, 0, –4), (0, 2, –8, 3)}, and let UnW.
In Rª, let S = {(1,2,2, –1), (0, –1,4, 2)} and T = U = sp(S) and W = sp(T). Find a basis for U +W and determine the dimension of {(2, 5, 0, –4), (0, 2, –8, 3)}, and let UnW.
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section: Chapter Questions
Problem 15RQ
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should i be using: dim(U+W)= dimU + dimW - dim(U intersection W) to determine the. dimensions?
NOTE: u do not have to find a basis. thank you.
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