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Home Q & A Board Humanities Religion and Philosophy
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bmh12e bmh12e
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A year ago
Consider this proof, (1.) E • [ ~ I • (~ D v I)] /∴ ~ D v F (2.) [ ~ I • (~ D v I)] • E (3.( ~ I • (~ D v I) (4.) ~ I (5.) (~ D v I) • ~ I (6.) ~ D v I (7.) ~ D (8.) ~ D v F What is the justification for line 7?

▸ 6, 4 DS

▸ 6, 4 HS

▸ 4, 5 MP
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
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sherbiejr16sherbiejr16
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A year ago
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bmh12e Author
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A year ago
Thank you, thank you, thank you!
Jose^2
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Yesterday
Smart ... Thanks!
zsc999
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2 hours ago
Helped a lot
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