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marmech12 marmech12
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A year ago
Is“~A ⊃ F, A .·. ~ F” valid or not? Construct a truth table to answer this question
and indicated which rows, if any, show invalidity

▸ invalid; 2nd and 4th rows

▸ invalid; 1st row

▸ valid; no row shows invalidity
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
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DratiniDratini
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A year ago
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marmech12 Author
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A year ago
this is exactly what I needed
joyceess
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Yesterday
Thank you, thank you, thank you!
TAT1238
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2 hours ago
This site is awesome
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