Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Engineering Mathematics Mathematical Logic First Order Logic
Negate the following ∃x (x3 = 27)
1
∃x (x3 > 27 ∨ x3 < 27)
2
¬ ∀x (x3 > 27 ∨ x3 < 27)
3
∀x (x3 > 27 ∧ x3 < 27)
4
∀x (x3 > 27 ∨ x3 < 27)
5
Question Not Attempted