QJEEM21Ma6ab0: JEE Main 2021 Mathematics - Class 11 JEEM21Ma6ab0 Solution: Let , ▢ ∈ { ∧ , ∨ } be such that the Boolean expression (p ∼ …

Question

Verified Solution • 2025–26 Session moderate

Let *, ▢

\in

{

\land

,

\lor

} be such that the Boolean expression (p *

\sim

q)

\Rightarrow

(p ▢ q) is a tautology. Then :

Accepted Answer

(p

\land

\sim

q)

\to

(p

\lor

q) is tautology

p	q	$\sim$ q	p $\land$ $\sim$ q	p $\lor$ q	(p $\land$ $\sim$ q) $\to$ (p $\lor$ q)
T	T	F	F	T	T
T	F	T	T	T	T
F	T	F	F	T	T
F	F	T	F	F	T

QJEEM21Ma6ab0: JEE Main 2021 Mathematics - Class 11 JEEM21Ma6ab0 Solution: Let *, ▢ ∈ { ∧ , ∨ } be such that the Boolean expression (p * ∼ …