22. Find the minimal solution to each of the following systems of linear equations. x + 2y z = - = 1 (a) x + 2y z = 12 - (b) 2x + 3y + z = 2 4x + 7y z = 4 - x+y=z= 0 (c) 2xy + z = 3 x-y+z = 2 x + y + z- w = 1 (d) 2x - Y У +w=1

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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22. Find the minimal solution to each of the following systems of linear
equations.
x + 2y z =
-
= 1
(a) x + 2y z = 12
-
(b)
2x + 3y + z = 2
4x + 7y z = 4
-
x+y=z= 0
(c) 2xy + z = 3
x-y+z = 2
x + y + z- w = 1
(d)
2x - Y
У
+w=1
Transcribed Image Text:22. Find the minimal solution to each of the following systems of linear equations. x + 2y z = - = 1 (a) x + 2y z = 12 - (b) 2x + 3y + z = 2 4x + 7y z = 4 - x+y=z= 0 (c) 2xy + z = 3 x-y+z = 2 x + y + z- w = 1 (d) 2x - Y У +w=1
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