If As ş a b.} which of these relations are afunchion? Exploin.

Answered: If #: $ a,b,c} which of these celations…

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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Question

If As ş a b.} which of these relations are a
funchion? Exploin.

Expert Solution

Step 1

Solution :

Given : A= {a, b, c}

Set of relations are

a) { (a, b), (b, c), (c, c) }

b) { (a, b), (c, a) }

c) { (a, a), (a, b), (b, c), (c, a) }

Note that :

The Relation is said to be function if every element of domain (first element in order pair) is associated with only one element of codomain (second element in order pair)

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