For the statements p and q, consider the following compound statements A. [∼ q ∧(p \to q)] \to ∼ p B. [(p ∨ q) ∧ ∼ p] \to q Then, which of the following statement(s) is/are correct? [24 Feb 2021 Shift 2]

Correct Answer is : (A) and (B) both are tautologies.

(A) and (B) both are not tautologies.

(A) and (B) both are tautologies.

(A) is a tautology but not (B).

(B) is a tautology but not (A).

JEE Main 24 Feb 2021 Shift 2 Solved Paper

Section: Mathematics

Question : 61 of 90

Marks: +1, -0

For the statements p and q, consider the following compound statements
A. [∼q∧(p→q)]→∼p
B. [(p∨q)∧∼p]→q
Then, which of the following statement(s) is/are correct?

[24 Feb 2021 Shift 2]

(A) and (B) both are not tautologies.
(A) and (B) both are tautologies.
(A) is a tautology but not (B).
(B) is a tautology but not (A).

Validate

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