a. If the two premises fit the pattern of Law of Detachment, Law of Contrapositive, or Law of Syllogism, determine the conclusion that logically follows and which law.

When I ski, I fall down.

I didn’t fall down.


I didn't go skiing.


I went skiing.

If I go skiing I will fall down.


No valid conclusion.

Question 2
b. What Law of Logic led you to your conclusion in part a?

Law of Syllogism

Law of Contrapositive

No law, it's not a valid conclusion

Law of Detachment