Logic Symbols

Flashcard
•
Mathematics
•
8th - 11th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a biconditional statement?
Back
A biconditional statement is a statement that combines a conditional statement and its converse, typically expressed as "p if and only if q" (p ↔ q).
2.
FLASHCARD QUESTION
Front
What does the contrapositive of a statement mean?
Back
The contrapositive of a statement "If p, then q" is "If not q, then not p" (¬q → ¬p).
3.
FLASHCARD QUESTION
Front
What does the symbol ↔ represent in logic?
Back
The symbol ↔ means "if and only if" in logic.
4.
FLASHCARD QUESTION
Front
Write the logical expression for 'If Victor eats tacos for dinner, then he does not go to the game.'
Back
The logical expression is: @@q ightarrow eg r@@.
5.
FLASHCARD QUESTION
Front
What is a counterexample in logic?
Back
A counterexample is an example that disproves a statement or proposition.
6.
FLASHCARD QUESTION
Front
What is a conditional statement?
Back
A conditional statement is an if-then statement, expressed as "If p, then q" (p → q).
7.
FLASHCARD QUESTION
Front
What is the converse of a conditional statement?
Back
The converse of a conditional statement "If p, then q" is "If q, then p" (q → p).
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