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3 cards from this section. Quick, good the night before a test.
What is a proposition?
Think of statements that can be verified to be true or false.
Identify the logical operator: 'p AND q'.
What does AND mean in logic?
How many distinct logical operators can be formed with two propositions?
Focus on the combinations of true and false.
An implication operator 'p → q' is false when:
Think about if-then statements.
Prove using truth tables that the statement 'p AND (q OR r)' is equivalent to '(p AND q) OR (p AND r)'.
Start with evaluating the inner expressions first for easier organization.
Given a truth table with rows for p and q defined, how would you formulate a new logical operator that outputs TRUE when both are FALSE?
Consider how negation would affect the truth table setup.
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