1.What is Propositional Logic?

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A proposition is a statement that can be either true or false; it must be one or the other, and it cannot be both.

2.Find the PCNF and PDNF of the following proposition (Using Truth Table).

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3.What is the definition of tautology?

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A tautology in math is a compound statement that always produces truth.

4.What is the principle of Mathematical Induction?

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Mathematical Induction is a mathematical technique which is used to prove a statement, a formula or a theorem is true for every natural number.