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JEE PYQ: Mathematical Reasoning Question 32

Question 32 - 2019 (10 Apr Shift 2)

The negation of the Boolean expression $\sim s \vee (\sim r \wedge s)$ is equivalent to:

(1) $\sim s \wedge \sim r$

(2) $r$

(3) $s \vee r$

(4) $s \wedge r$

Type: MCQ

Show Answer

Answer: (4)

Solution

$\sim(\sim s \vee (\sim r \wedge s))$. Hence, its negation is $s \wedge r$.


Learning Progress: Step 32 of 42 in this series