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MathsJEE Main 8 Apr 2026, Shift 2·Q1·MCQ·Easy–moderate

Sets, Relations & Functions · Equivalence relations and counting

Consider the relation RR on the set {−2,−1,0,1,2}\{-2, -1, 0, 1, 2\} defined by (a,b)∈R(a, b) \in R if and only if 1+ab>01 + ab > 0. Then among the statements:

I. The number of elements in RR is 17

II. RR is an equivalence relation

  1. (1)Only I is true
  2. (2)Only II is true
  3. (3)Both I and II are true
  4. (4)Neither I nor II is true

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See the full 8 Apr 2026, Shift 2 paper