Question

Determine whether statement (3) follows from statements (1)

and (2) by the Law of Detachment or by the Law of Syllogism.
Write invalid if neither law applies.
(1) If you swim, you must use earplugs.
(2) Roy swims.
(3) Roy must use earplugs.

Answer 1

Answer: Law of Detachment

Explanation:

1) If you swim (p), you must use earplugs (q)

2) Roy swims (p)

3) Roy must use earbuds (q)