Sets, Relations and Functions: JEE Main 2026 Mathematics question

JEE Main 2026 · 8 Apr, Evening shift · Q1

JEE Main 20268 Apr, Evening shiftMathematicsEasySets, Relations and Functions168× since 2002

Consider the relation R on the set

\{-2,-1,0,1,2\}

defined by

(a,b)\in R

if and only if

1+ab>0

. Then, among the statements: I. The number of elements in R is 17; II. R is an equivalence relation