Two statements are ………………… when their material equivalence is a tautology

Related MCQs

• Two statements are logically equivalent when their material equivalence is a -----
• The symbol _________ indicates material equivalence.
• The negation of the conjunction of two statements is logically equivalent to __________ of their negation.
• …………………………… can be defined as an array of symbols containing statement variables but no statements, such that when statements are substituted for statement variables- the same statement being substituted for the same statement variable throughout – the result is an argument
• Statement forms that have both true and false statements among their substitution instances are called ……………………………………………..
• Inductive arguments involve the claim only that their premises provide __________ grounds for their conclusions.
• Which word is used to form the disjunction of two statements?
• The two types of statements dealt within propositional logic are ……………………
• The two component statements of conjunction are called……………………………..
• The two component statements of disjunction are called ……………………………….