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hecall thet a unit Cor identiy) is anon-zero element that s an ideneihy under multplicaton Hence, n Zq=f0,123,4,53 the unly is 1. Howarer, in the set = {0, 2,43 the unity is A. why? [submt %3D explanatuin

hecall thet a unit Cor identiy) is anon-zero element that s an ideneihy under multplicaton Hence, n Zq=f0,123,4,53 the unly is 1. Howarer, in the set = {0, 2,43 the unity is A. why? [submt %3D explanatuin

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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Please explain why the unity is 4?

hecall that a unity Cor identily) is ana-zero element that is an idenfily under multplicatni Hena, in Zo= fo,123,4,53 the unrly is 1. Howarer, in the set = 10, 2,43 the unity is 4. Why? [submt explanatuin
Transcribed Image Text:hecall that a unity Cor identily) is ana-zero element that is an idenfily under multplicatni Hena, in Zo= fo,123,4,53 the unrly is 1. Howarer, in the set = 10, 2,43 the unity is 4. Why? [submt explanatuin
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