Top Posters
Since Sunday
c
5
j
5
a
5
L
5
f
5
j
5
D
4
k
4
y
4
t
4
h
4
l
4
Home Q & A Board Humanities Religion and Philosophy
New Topic  
inkster inkster
wrote...
Go to Answer
Posts: 140
Rep: 0 0
2 years ago
Consider this proof, (1.) E • D (2.) ~ (E • D) ≡ O/∴ Ev~O (3.) [~ (E • D) ⊃ O] • [O ⊃ ~ (E • D)] (4.) [O ⊃ ~(E•D)]• [~(E•D) ⊃ O] (5.) O ⊃ ~ (E • D) (6.) ~ ~ (E • D) (7.) ~ O (8.) ~ O v E (9.) E v ~ O What is the justification for line 7?

▸ 5, 6 MT

▸ 5, 6 MO

▸ 3, 6 HS
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
Read 54 times
1 Reply
Replies
Answer verified by a subject expert
CrazyW27CrazyW27
wrote...
#1
Posts: 162
Rep: 1 0
2 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

inkster Author
wrote...

2 years ago
this is exactly what I needed
shelbycox
wrote...

Yesterday
Correct Slight Smile TY
Gorgio_De
wrote...

2 hours ago
This site is awesome
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  863 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 1046
  
 295
  
 849
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 379
Previous poll results: Where do you get your textbooks?