A statement form that has only false substitution instance is said to be

Related MCQs

• If the specific form of a given argument has any substitution instance whose premises are true and whose conclusion is false, then the given argument is.
• Which of the following is the substitution instance of the statement form p. ~p
• The statement form with only false substitution instances is called _________.
• A statement form that has only true substitution instances is called ……………………
• The statement form with both true and false substitution instances is called _________.
• The statement form with only true substitution instances is called _________.
• Statement forms that have both true and false statements among their substitution instances are called ……………………………………………..
• Any argument that results from the substitution of statements for statement variables in an argument form is called ………………………………
• ’statement form from which the statement results by substituting a different simple statement for each different statement variable’ is called ……………………..
• An argument form is valid if and only if it’s expression in the form of a conditional statement is ……………