Mathematics · 2021
JEE Main · 27 August 2021, Shift 1 · Q79
The statement ( p ∧( p → q ) ∧( q → r )) → r is:
The statement $\displaystyle (\mathrm{p} \wedge(\mathrm{p} \rightarrow \mathrm{q}) \wedge(\mathrm{q} \rightarrow \mathrm{r})) \rightarrow \mathrm{r}$ is :
Official answer
(1)
a tautology
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.