# Logic multiple choice questions

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Logic multiple choice questions, content in the attachment

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thebarfer09
School: University of Virginia

Hello!, I attached the answers in .docx for you as well. Please, let me know if you have any questions.

(LOGIC)
1. PL Translations.
Question 1.1
Question 1.2
Question 1.3
Question 1.4
Question 1.5
2. Testing arguments
Question 2.1
E: Einsteinium is a synthetic element.
F: Fermium is a synthetic element.
S: The experiment will be a success
n=3
2n = 23
23=8
E
F
(EvF)→S
S

((E&F)&((EvF)→S))→S

According to the truth table, there is no a counterexample so the argument is valid.
Conclusion: It is a valid argument.

Question 2.2
M: Murder is wrong.
F: There are moral facts.
G: God exists.
n=3
2n = 23
23=8
M
(M→F)
(F→G)
(G→M)
F
((M & (M→F) & (F→G) & (G→M))→F

According to the truth tree, all branches are closed, the argument is valid.
Question 2.3
C: It is possible to change the past.
L: It is possible to change the laws of nature.
F: Free will is an illusion.
¬C
¬L
(¬C&¬L)→¬ (C&L)
F
According to the truth table, there is a counterexample so the argument is invalid.
The truth tree is inconsistent.
Conclusion: It is an invalid argument.

Questio...

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Anonymous
awesome work thanks

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