JEE Main 2022 Mathematics question

Not in JEE syllabus

Let the operations ∗, ⊙ , . If (p ∗ q) ⊙ (p ⊙ ∼q) is a tautology, then the ordered pair (∗, ⊙) is

Answer: (B)

Solution

For (∗, ⊙) = (, ): (p q) (p ∼q) = p (q ∼q) = p T = T, a tautology. For (, ): (p q) (p

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-034780