JEE Main 2020 — Mathematical Reasoning Question with Solution
From: JEE Main 2020 (Online) 8th January Evening Slot
Question
Which of the following statements is a tautology?
Choose an option
Show full solutionCorrect option: B
Correct answer
B~(p ~q) p q
Step-by-step explanation
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This is a previous-year question from JEE Main 2020, covering the Mathematical Reasoning chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.