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Saturday, 31 October

JEE Main 2021 · MathsMultiple choiceSingle correctEasyApplication

JEE Main 17 March 2021, Shift 2, Maths Q62

Question 62 of 90 in this shift, Maths question 2 of 30, Section A.

If the Boolean expression (p∧q)⊛(p⊗q)(p\wedge q)\circledast(p\otimes q) is a tautology, then ⊛\circledast and ⊗\otimes are respectively given by :
  1. (1)∧,∨\wedge, \vee
  2. (2)∨,→\vee, \rightarrow
  3. (3)→,→\rightarrow, \rightarrowOfficial answer
  4. (4)∧,→\wedge, \rightarrow

Official answer

Option 3

NTA final key.

Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.