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Recent questions tagged propositional-logic

5 votes
5 answers
101
GO Classes CS 2025 | Weekly Quiz 1 | Propositional Logic | Question: 6
If $(p \wedge \sim q) \wedge(p \wedge r) \rightarrow \sim p \vee q$ is false, then the truth values of $p, q$ and $r$ are, respectively : $F, T, F$ $T, F, T$ $T, T, T$ $F, F, F$
If $(p \wedge \sim q) \wedge(p \wedge r) \rightarrow \sim p \vee q$ is false, then the truth values of $p, q$ and $r$ are, respectively :$F, T, F$$T, F, T$$T, T, T$$F, F,...
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1 votes
0 answers
105
Kenneth Rosen Edition 7 Exercise 1.6 Question 11 (Page No. 79)
Show that the argument form with premises $p_1,p_2$,...,$p_n$ and conclusion q → r is valid if the argument form with premises $p_1,p_2,$...,$p_n$,q, and conclusion r is valid.
Show that the argument form with premises $p_1,p_2$,...,$p_n$ and conclusion q → r is valid if the argument form with premises $p_1,p_2,$...,$p_n$,q, and conclusion r i...
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1 votes
2 answers
108
#predicate-logic
Why "Birds can't fly" and "Every bird can't fly" are not same?
Why "Birds can't fly" and "Every bird can't fly" are not same?
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1 votes
1 answer
118
Made Easy Full Syllabus Test 3 Logic
Could anyone give an example why 2nd and 3rd were false.
Could anyone give an example why 2nd and 3rd were false.
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1 votes
1 answer
119
DRDO CSE 2022 Paper 1 | Question: 12
Given two propositions $P$ and $Q$. "if $P$ then $Q$" denoted by $P \rightarrow Q$ is called Implication. Such implication and its ____________ are logically equivalent.
Given two propositions $P$ and $Q$. "if $P$ then $Q$" denoted by $P \rightarrow Q$ is called Implication. Such implication and its ____________ are logically equivalent.
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