Mathematical Reasoning
hard

यदि $P \Rightarrow( q \vee r )$ सत्य नहीं है, तो $p , q , r$ के सत्य मान क्रमशः हैं 

A

$F, T, T$

B

$T, F, F$

C

$T, T, F$

D

$F, F, F$

(JEE MAIN-2019)

Solution

$p \Rightarrow \left( {p \vee r} \right)$ is false

($\because$ ${T \Rightarrow F = F}$)

So, $p = T,q = F$ and $r = F$

Standard 11
Mathematics

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