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JEE MAIN 2020
08-01-20 S1
Question
Which one of the following is a tautology?
Select the correct option:
A
$Q \rightarrow(P \wedge(P \rightarrow Q))$
B
$P \vee(P \wedge Q)$
C
$P \wedge(P \vee Q)$
D
$(P \wedge(P \rightarrow Q)) \rightarrow Q$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Mathematics
Medium
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