JEE Main 202118 Mar, Evening shiftMathematicsMediumMathematical Reasoning115× since 2008If P and Q are two statements, then which of the following compound statement is a tautology?AOption A. ((P ⇒\Rightarrow⇒ Q) ∧\wedge∧ ∼\sim∼ Q) ⇒\Rightarrow⇒ (P ∧\wedge∧ Q)BOption B. ((P ⇒\Rightarrow⇒ Q) ∧\wedge∧ ∼\sim∼ Q) ⇒\Rightarrow⇒ QCOption C. ((P ⇒\Rightarrow⇒ Q) ∧\wedge∧ ∼\sim∼ Q) ⇒\Rightarrow⇒ PDOption D. ((P ⇒\Rightarrow⇒ Q) ∧\wedge∧ ∼\sim∼ Q) ⇒\Rightarrow⇒ ∼\sim∼ PCheckSkip · show solution
