1. Show that the following argument is invalid by writing out its logical form and substituting...

1. Show that the following argument is invalid by writing out its logical form and substituting new terms that demonstrate its invalidity.

Some policemen are handsome

Some nurses are not handsome

Some policemen are nurses

2.Show that the following argument is invalid by writing out its logical form and substituting terms that demonstrate its invalidity.

All planets are comets

All comets are stars

All stars are planets

3. Explain why the following argument is invalid directly (in other words, do not identify its logical form or create a new argument, but think of a specific counterexample to this argument):

Book A has less than 50 pages

Book B has less than 100 pages

Book A has less pages than Book B

4. Explain why the following argument is invalid directly:

Frank’s favorite food is a fruit

Frank’s favorite food is yellow

Frank’s favorite food is a banana

5. Explain why the following argument is invalid directly:

Speedy is the name of something that can fly

Speedy has wings

Speedy is a bird

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Expert Solution

Colby Messinger answered 1 year ago

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