5.) Which are binary aporatlians? Explain aho or why not? a) Onthe positive intrgers tha is, bj On 2", a ba al 9. %3D On Q ,a* b= o b On Z. otbe obtl Extro Haw s mathe matis incorpereted inth
5.) Which are binary aporatlians? Explain aho or why not? a) Onthe positive intrgers tha is, bj On 2", a ba al 9. %3D On Q ,a* b= o b On Z. otbe obtl Extro Haw s mathe matis incorpereted inth
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
![5.) Which are
binary aperatlions? Emplain aha
ar nhy not?
a) Onthe positive
2)
9.
) On Z
1.)
On Q , a* b= o-b
山
On Z
Extro: How is mathte matis incorpacated in Hhis
shape?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F39c12f77-fd5e-41ae-b73a-621f9f2bab30%2F5a52a575-f5e1-4241-a21e-1c796568e2e4%2Ftilpccn_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5.) Which are
binary aperatlions? Emplain aha
ar nhy not?
a) Onthe positive
2)
9.
) On Z
1.)
On Q , a* b= o-b
山
On Z
Extro: How is mathte matis incorpacated in Hhis
shape?
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Definition.
An operation (*) defined on a set A is a binary operation if for a given elements a, b lies in A then a*b also lies in A.
Mathematically, we can say that it's a form of closure property.
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