If , y € R", which of the following is a necessary condition to the equality |||| = ||||? (a) is perpendicular to y (b) + is perpendicular to -ý (c) ||- || = 0. (d) || + y = 0.
If , y € R", which of the following is a necessary condition to the equality |||| = ||||? (a) is perpendicular to y (b) + is perpendicular to -ý (c) ||- || = 0. (d) || + y = 0.
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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Transcribed Image Text:If , y € R", which of the following is a necessary condition to the equality |||| = ||||?
(a) is perpendicular to y
(b) +y is perpendicular to -ý
(c) ||- || = 0.
(d) || + || = 0.
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