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pattytcakes pattytcakes
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A week ago
Consider "Since no pugilist is a freelancer, no non-freelancer is a non-pugilist." This inference, drawn by contraposition, is

▸ valid

▸ not valid

▸ valid by limitation
Textbook 

How to Think Logically


Edition: 2nd
Authors:
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kady_kelsey2kady_kelsey2
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A week ago
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You make an excellent tutor!
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