The phrase “if and only if” is used to express……………………………………………………….

Related MCQs

• When two statements are combined by using the phrase “if and only if”, the resulting compound statement is called …………………………………………..
• The phrase ‘Given any x’ is called …………………………………….
• Universal quantifier is symbolized as ………… a) ‘(x)’ b) ′(∃x)’ c) ‘ X’ d) ‘ ∃x’ 116. The phrase ‘ there is at least one x such that’ is called ………………………………
• A conjunction is true if and only if ……………………………………….
• An argument form is valid if and only if it’s expression in the form of a conditional statement is ……………
• The universal quantification of a propositional function is true if and only if ……...
• Inclusive or weak disjunction is false only in case ……………………………………………….
• A statement form that has only true substitution instances is called ……………………
• Conjunction is a compound proposition in which the word ………… is used to connect simple statements.
• ………………………….. Symbol is used for conjunction