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September 22, 2014

September 22, 2014

Posted by **mike** on Sunday, January 17, 2010 at 4:26pm.

If a number is divisible by 3, then the sum of the digits of that number is divisible by 3.

A number is divisible by 3. Therefore sum of the digits of that number is divisible by 3.

7)

_______ A)

affirming the hypothesis B)

denying the conclusion C)

both affirming the hypothesis and denying the conclusion D)

neither affirming the hypothesis nor denying the conclusion

I want to know if I have this answer right is it C. both affirming the hypothesis and denying the conclusion?

- college math -
**Marth**, Sunday, January 17, 2010 at 5:15pmIf the example affirms the hypothesis but denies the conclusion, that that is a counterexample to the implication (true does not imply false).

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