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For each of the following arguments, write which rule of inference is used. a) Bats can fly and are mammals. Therefore bats are mammals. b) Pigs are mammals or birds. Pigs are not birds. Therefore pigs are mammals.

For each of the following arguments, write which rule of inference is used. a) Bats can fly and are mammals. Therefore bats are mammals. b) Pigs are mammals or birds. Pigs are not birds. Therefore pigs are mammals.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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c) Jack is a CSE major. Jack is a freshmen. Therefore Jack is a CSE major and a freshmen. d) Mary is a CSE major. Therefore Mary is a CSE major or Mary is a History major. e) If I go hiking, I will sweat a lot. If I sweat a lot, I will lose weight. Therefore, if I go hiking, I will lose weight.
Transcribed Image Text:c) Jack is a CSE major. Jack is a freshmen. Therefore Jack is a CSE major and a freshmen. d) Mary is a CSE major. Therefore Mary is a CSE major or Mary is a History major. e) If I go hiking, I will sweat a lot. If I sweat a lot, I will lose weight. Therefore, if I go hiking, I will lose weight.
For each of the following arguments, write which rule of inference is used. a) Bats can fly and are mammals. Therefore bats are mammals. b) Pigs are mammals or birds. Pigs are not birds. Therefore pigs are mammals.
Transcribed Image Text:For each of the following arguments, write which rule of inference is used. a) Bats can fly and are mammals. Therefore bats are mammals. b) Pigs are mammals or birds. Pigs are not birds. Therefore pigs are mammals.
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