Question: Using truth tables Various deduction rules can be used in logical argument and proof. Using Truth Tables, demonstrate that the following deduction rules are valid:

Using truth tables

Various deduction rules can be used in logical argument and proof. Using

Various deduction rules can be used in logical argument and proof. Using Truth Tables, demonstrate that the following deduction rules are valid: 1. a ; b ( called law of combination) 2. a = b; b=a a csb ( called equivalence introduction ) avb; -a (called disjunctive syllogism ) 3.

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