Q. The logically equivalent proposition of $p \Leftrightarrow q$ is
A) $(p \land q) \vee (p \land q)$
B) $(p \Rightarrow q) \land (q \Rightarrow p)$
C) $(p \land q) \vee (q \Rightarrow p)$
D) $(p \land q) \Rightarrow (p \vee q)$
Explanation
(b)
$(p \Rightarrow q) \land (q \Rightarrow p)$ means $p \Leftrightarrow q$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.