Recent Posts  •  Latest Topics  •  Unresolved Questions
  
  
Top Posters
Since Sunday
A
8
6
R
3
o
3
3
m
3
2
a
2
S
2
m
2
A
2
t
2
Home Q & A Board Humanities Religion and Philosophy
New Topic  
Bapelol Bapelol
wrote...
Go to Answer
Posts: 11
Rep: 0 0
A week ago
Consider "Since all mushrooms are nutritious vegetables, all non-nutritious vegetables are non-mushrooms." This inference, drawn by contraposition, is

▸ valid

▸ not valid

▸ valid by limitation
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
Read 6 times
1 Reply
Replies
Answer verified by a subject expert
tswinson3tswinson3
wrote...
#1
Posts: 23
Rep: 0 0
A week ago
Sign in or Sign up in seconds to unlock everything for free
More questions for this book are available here
valid
1

Related Topics

Bapelol
wrote...
Posts: 11
Credits: 140

A week ago
This calls for a celebration Person Raising Both Hands in Celebration
tcat
wrote...
Posts: 78
Credits: 40

Yesterday
Thanks
linlinlin
wrote...
Posts: 175
Credits: 125

2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  106 People Browsing
 274 Signed Up Today
Start New Topic Take the Tour Study Tips Topics TrendingNew Browse by Textbook
Related Images
 95
 109
 60
Your Opinion
What's your favorite math subject?
Votes: 145
Previous poll results: Which country would you like to visit for its food?