JEE Main 2021 — Mathematical Reasoning Question with Solution
From: JEE Main 2021 (Online) 31st August Evening Shift
Question
Negation of the statement (p r) (q r) is :
Choose an option
Show full solutionCorrect option: A
Correct answer
Ap q r
Step-by-step explanation
Negative of (p r) (q r)
((p r) (q r)) (p r) ( (q r))
(p r) ( q r) (p r) r) q
((p r)) (r r) q (p r) f) q
(p r) ( q) p q r
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Mathematical Reasoning chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2021, 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.