jee-main 2017 Q72

jee-main · India · 02apr Not Maths
The statement $(p \rightarrow q) \rightarrow (\sim p \rightarrow q) \rightarrow q$ is
(1) A tautology
(2) Equivalent to $\sim p \rightarrow q$
(3) Equivalent to $p \rightarrow \sim q$
(4) A fallacy
The statement $(p \rightarrow q) \rightarrow (\sim p \rightarrow q) \rightarrow q$ is\\
(1) A tautology\\
(2) Equivalent to $\sim p \rightarrow q$\\
(3) Equivalent to $p \rightarrow \sim q$\\
(4) A fallacy