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Logic Quiz 1

definitions

QuestionAnswer
conjunction combines two statements with the word 'and'
symbols a single letter of the alphabet , may replace an entire sentence in logic. The most commonly used letters in logic are P, Q, and R
truth tables compact way to list symbols to show all the possible truth values for a set of sentences
truth table for conjunction P/Q/P^Q T/T/ T T/F/F F/T/F F/F/F
truth table for disjunction P/Q/PVQ T/T/T T/F/F F/T/F F/F/F
logic a study of sound reasoning . logic focuses the study of arguments.
negation a negation is a opposite truth value of a statement or sentence
disjunction combines two statements with the word 'or'
conditional states ' if, then' statements
premise /hypothesis the 'if' part of the statement
conclusion/consequent the 'then' or the result in the argument
argument the premise/hypothesis and the consequence/conclusion
phrase an incomplete sentence
truth value whether or not a statement is true or false
Truth table for a conditional P/Q/P->Q T/T/T T/F/F F/T/T F/F/T
^ and
V or
-> if
~ not
Truth table for negation P/~P T/F F/T
Created by: floradora888
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