Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
PS 4
Transcribed Image Text:A. Which of the following are orthogonal sets of vectors?
(i) {(1, –1,2), (0, 2, –1), (–1,1,1)}
(iї) {(1,2, —1, 1), (0, -1, -2,0), (1,0, 0, -1)}
(iї) {(0, 1, 0, —1), (1,0, 1, 1), (-1,1, —1,2)}
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