Teaching MPPSC Assistant Professor Mock Test Series 2025 Engineering Mathematics Mathematical Logic Propositional Equivalence
The only statement among the followings i.e. a tautology is
1
A ∨ (A ∧ B)
2
[A ∧ (A → B)] → B
3
B → [A ∧ (A → B)]
4
A ∧ (A ∧ B)