jee-main 2021 Q70

jee-main · India · session2_17mar_shift2 Not Maths
If the Boolean expression $( \mathrm { p } \wedge \mathrm { q } ) \circledast ( \mathrm { p } \otimes \mathrm { q } )$ is a tautology, then $\circledast$ and $\otimes$ are respectively given by
(1) $\rightarrow , \rightarrow$
(2) $\wedge , \vee$
(3) $\vee , \rightarrow$
(4) $\wedge , \rightarrow$
If the Boolean expression $( \mathrm { p } \wedge \mathrm { q } ) \circledast ( \mathrm { p } \otimes \mathrm { q } )$ is a tautology, then $\circledast$ and $\otimes$ are respectively given by\\
(1) $\rightarrow , \rightarrow$\\
(2) $\wedge , \vee$\\
(3) $\vee , \rightarrow$\\
(4) $\wedge , \rightarrow$