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Home Q & A Board Humanities Religion and Philosophy
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cheezymac cheezymac
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2 years ago
Consider this proof, (1.) I ⊃ (E ∙ ~ L) (2.) I ∙ ~D /∴ (I ∙ ~ D) ∙ ~L (3.) I (4.) E ∙ ~L (5.) ~L (6.) (I ∙ ~ D) ∙ ~L What is the justification for line 5?

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Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
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mouallemjmouallemj
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cheezymac Author
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2 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
jaray75
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this is exactly what I needed
vernonb
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Just got PERFECT on my quiz
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