AP ICET 11 Sep 2020 Shift 2 Paper

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Question : 112 of 200

Marks: +1, -0

Algebraic and Geometrical Ability

Which one of the following statements is a tautology?

$(~p\Λq)$ v $(~p\Λ~q)$
$(~p\V~q)$ Λ $(q\V(~p\V~q))$
$(p\Λq)$ v $(~p\Λ~q)$
$(~p\Λq)$ v $(~q\V~p)$

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