Example 5
Mouse over the buttons to see the Venn diagram representation of the associated statements.


Some pillows are soft.
No pokers are soft.
The combined Venn diagram.


Try to determine if the conclusion

some pokers are not pillows

is contained in the combined Venn diagram and then check your answer.

If the conclusion is contained in the combined Venn diagram, then the conclusion is valid.

If the conclusion is not contained in the combined Venn diagram, then the conclusion is not valid.