null space of A, null space of A".

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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1. Consider
1 2 1
2 5 1
3 7 2
4 9 3
1
A =
2
-2
-1
4
Let
R(A) = column space of A
R(A") = column space of A",
N(A) = null space of A,
N(A") = null space of A".
(a) By finding the linearly independent columns, express the four fundamental spaces:
R(A), R(A"), N(A), and N(A"). Also find their dimensions.
Transcribed Image Text:1. Consider 1 2 1 2 5 1 3 7 2 4 9 3 1 A = 2 -2 -1 4 Let R(A) = column space of A R(A") = column space of A", N(A) = null space of A, N(A") = null space of A". (a) By finding the linearly independent columns, express the four fundamental spaces: R(A), R(A"), N(A), and N(A"). Also find their dimensions.
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