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Saturday, 31 October

JEE Main 2024 · MathsMultiple choiceSingle correctMediumMulti-step

JEE Main 5 April 2024, Shift 2, Maths Q7

Question 7 of 90 in this shift, Maths question 7 of 30, Section A.

The coefficients a,b,ca, b, c in the quadratic equation ax2+bx+c=0ax^2+bx+c=0 are from the set {1,2,3,4,5,6}\{1, 2, 3, 4, 5, 6\}. If the probability of this equation having one real root bigger than the other is pp, then 216p216p equals :
  1. (1)19
  2. (2)38Official answer
  3. (3)57
  4. (4)76

Official answer

Option 2

NTA final key.

Chapter
Probability
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.