12. Which of the following linear equations is diagonally dominant? 4x, + x, + x3 = 2 а. x + 5x2 + 2x3 = - 6 x1 + 2x, + 3x3 =- 4 %3! 2x, + x, - 3x, = 0 b. 5x, + &x, + x3 = 14, 4x, + 13x, + 11xg 25. %3! *1 - 3x, + 4x, = 2 *1 + X2 - Xz = 0 3x, - x2 + 2x3 = 4. c. x + 5x, - x3 = 0, 2r, + 3x, + x3 = 11, d. 5x, + 11x, + x = 22.
12. Which of the following linear equations is diagonally dominant? 4x, + x, + x3 = 2 а. x + 5x2 + 2x3 = - 6 x1 + 2x, + 3x3 =- 4 %3! 2x, + x, - 3x, = 0 b. 5x, + &x, + x3 = 14, 4x, + 13x, + 11xg 25. %3! *1 - 3x, + 4x, = 2 *1 + X2 - Xz = 0 3x, - x2 + 2x3 = 4. c. x + 5x, - x3 = 0, 2r, + 3x, + x3 = 11, d. 5x, + 11x, + x = 22.
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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NO. 12
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Transcribed Image Text:12. Which of the following linear equations is diagonally dominant?
4x, + x, + x3 = 2
а.
x + 5x2 + 2x3 = - 6
x1 + 2x, + 3x3 =- 4
%3!
2x, + x, - 3x, = 0
b.
5x, + &x, + x3 = 14,
4x, + 13x, + 11xg 25.
%3!
*1 - 3x, + 4x, = 2
*1 + X2 - Xz = 0
3x, - x2 + 2x3 = 4.
c.
x + 5x, - x3 = 0,
2r, + 3x, + x3 = 11,
d.
5x, + 11x, + x = 22.
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