Elementary Logic: Each of the following is a valid argument that is an instance
ID: 3012547 • Letter: E
Question
Elementary Logic: Each of the following is a valid argument that is an instance of one of the argument forms we have learned. Please identify the form.
1. (T > (Q * Z))
(T > (Q * Z)) > ((K v W) > G)
-------------------------
((K v W) > G) Answer: _______________
2. (T * U) > (J > E)
~(J > E)
---------------------------------
~(T * U) Answer: _______________
3. ~~(Y * K)
~(Y * K) v (Z > ~Z)
----------------
(Z > ~Z) Answer: _______________
4. ~~~(R * ~P) > (~~Y v X)
(F > K) > ~~~ (R * ~P)
-------------------------------
(F > K) > (~~Y v X) Answer: _______________
5. (E v O) * (F v K)
-------------------------
(E v O) Answer: _______________
Construct a proof showing that each of the following arguments is valid. Please use your keyboard for all symbols (~ for the tilde; v for the wedge; * for the dot; > for the horseshoe; and = for the triple bar). Supply a justification for each new line you enter.
6.
1. P > Q
2. P
3. Q > R / R * P
4.
5.
6.
7.
1. U v ~W
2. W v (S > H)
3. ~U
4. ~H /~S
5.
6.
7.
8.
1. L v N
2. L > ~R
3. ~~R /N
4.
5.
9.
1. D v E
2. E > W
3. ~T
4. D > T /W
5.
6.
7.
Explanation / Answer
Elementary Logic: Each of the following is a valid argument that is an instance
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