7. Find all errors in the given proof of (a) (Ear)P(r) V Q(), (Ear') ~Q(x) (Ia)~ P(x) Here is the attempted proof (ErP(x) V Q(r)] 2 Нур Нур 1 ΕΙ 2 ΕΙ 1 (Er)Q(x) P(c) V Q(e) Q(c) P(c) (Ear)~P(x) 3 4 3, 4 DS EG 6
7. Find all errors in the given proof of (a) (Ear)P(r) V Q(), (Ear') ~Q(x) (Ia)~ P(x) Here is the attempted proof (ErP(x) V Q(r)] 2 Нур Нур 1 ΕΙ 2 ΕΙ 1 (Er)Q(x) P(c) V Q(e) Q(c) P(c) (Ear)~P(x) 3 4 3, 4 DS EG 6
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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![7. Find all errors in the given proof of
(a)
(Ear)P(r) V Q(), (Ear') ~Q(x)
(Ia)~ P(x)
Here is the attempted proof
(ErP(x) V Q(r)]
2
Нур
Нур
1 ΕΙ
2 ΕΙ
1
(Er)Q(x)
P(c) V Q(e)
Q(c)
P(c)
(Ear)~P(x)
3
4
3, 4 DS
EG
6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc266306b-916f-4627-bfa6-f238bb086dc4%2F7532476d-ae3e-4e06-bf18-fd7d1ab6c689%2Fi2ci0sd.png&w=3840&q=75)
Transcribed Image Text:7. Find all errors in the given proof of
(a)
(Ear)P(r) V Q(), (Ear') ~Q(x)
(Ia)~ P(x)
Here is the attempted proof
(ErP(x) V Q(r)]
2
Нур
Нур
1 ΕΙ
2 ΕΙ
1
(Er)Q(x)
P(c) V Q(e)
Q(c)
P(c)
(Ear)~P(x)
3
4
3, 4 DS
EG
6
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