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2. 3. An elementary row operation was applied to 3 -1 -1 obtaining the matrix 2 Which 1 -3 4 of the following elementary row operations was applied? (a) E12(-3) (b) Еi2(3) (c) E21(-3) (d) E21(3) 2, -1 7 -3 -8 1 0 4. The reduced row echelon form of 1 2 4 is 0 1 0 d 0 Which of the fol- -2 -1 8 0 0 0 1 e lowing is the value of a +b+ c+d+e? (а) — 6 (b) 4 (c) 6 (d) –4

2. 3. An elementary row operation was applied to 3 -1 -1 obtaining the matrix 2 Which 1 -3 4 of the following elementary row operations was applied? (a) E12(-3) (b) Еi2(3) (c) E21(-3) (d) E21(3) 2, -1 7 -3 -8 1 0 4. The reduced row echelon form of 1 2 4 is 0 1 0 d 0 Which of the fol- -2 -1 8 0 0 0 1 e lowing is the value of a +b+ c+d+e? (а) — 6 (b) 4 (c) 6 (d) –4

Advanced Engineering Mathematics
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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3. Elementary row operation
-1 0 -1 3. An elementary row operation was applied to 3 obtaining the matrix 2 Which 1 -3 4 of the following elementary row operations was applied? (a) E12(-3) (b) Е12(3) (c) E21(-3) (d) E21(3) -1 7 -3 -8 1 0 4. The reduced row echelon form of 1 2 4 is 0 1 0 d 0 Which of the fol- -2 -1 8 0 0 0 1 e lowing is the value of a +b+ c+d+ e? (а) —6 (b) 4 (c) 6 (d) –4
Transcribed Image Text:-1 0 -1 3. An elementary row operation was applied to 3 obtaining the matrix 2 Which 1 -3 4 of the following elementary row operations was applied? (a) E12(-3) (b) Е12(3) (c) E21(-3) (d) E21(3) -1 7 -3 -8 1 0 4. The reduced row echelon form of 1 2 4 is 0 1 0 d 0 Which of the fol- -2 -1 8 0 0 0 1 e lowing is the value of a +b+ c+d+ e? (а) —6 (b) 4 (c) 6 (d) –4
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