6 -1 -2 -3 0 2 0 1-2 nations of the columns of A. . W is the • Is b € W? . In one line (with minimal computation), show that the first column of A is in W. Let A and b = 3. Let W be the set of all linear combi- of the columns of A. (One word answer.)

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.4: Prime Factors And Greatest Common Divisor
Problem 17E
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Question
Let A =
6
-3
0
−1 -2
2
0
1-2
and b =
3 Let W be the set of all linear combi-
nations of the columns of A.
• W is the
of the columns of A. (One word answer.)
• Is b € W?
• In one line (with minimal computation), show that the first column of A
is in W.
Transcribed Image Text:Let A = 6 -3 0 −1 -2 2 0 1-2 and b = 3 Let W be the set of all linear combi- nations of the columns of A. • W is the of the columns of A. (One word answer.) • Is b € W? • In one line (with minimal computation), show that the first column of A is in W.
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