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Valid syllogisms

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This job offers help with syllogisms, determining if the problem is valid or not and why.

To be a valid syllogism, the conclusion must be proven by the reasons. Carefully study the following syllogisms and decide if they are valid or invalid:

1. All zebras are striped animals.
No zebras are polar bears.
Therefore, no polar bears are striped animals.

2. All clowns are funny individuals.
Some sad people are clowns.
Therefore, some sad people are funny individuals.

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Valid syllogisms are briefly explained in the solution.

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- The first syllogism is incorrect. There could still be a polar bear that is a striped animal. No statement has been ...

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