JEE PYQ: Mathematical Reasoning Question 30
Question 30 - 2019 (09 Apr Shift 2)
If $p \Rightarrow (q \vee r)$ is false, then the truth values of $p$, $q$, $r$ are respectively:
(1) F, T, T
(2) T, F, F
(3) T, T, F
(4) F, F, F
Type: MCQ
Show Answer
Answer: (2)
Solution
For $p \Rightarrow q \vee r$ to be F, $p$ must be T and $q \vee r$ must be F, so $q = F$ and $r = F$. Hence $p, q, r = T, F, F$.