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Joint Entrance Examination
Mathematics
Mathematical Reasoning
Question 6
Question 6 of 103
Medium
MCQ
Statement-1 : \[ \sim \left( {p \leftrightarrow \sim q} \right)\] is equivalent to \[{p \leftrightarrow q}\]. Statement-2 : \[ \sim \left( {p \leftrightarrow \sim q} \right)\] is a tautology.
A
Statement-1 is true, Statement-2 is true; Statement-2 is a correct explanation for Statement-1
B
Statement-1 is true, Statement-2 is true; Statement-2 is not a correct explanation for Statement-1
C
Statement-1 is true, Statement-2 is false
D
Statement-1 is false, Statement-2 is true
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Official solution
Therefore, S1 is true and S2 is false.
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