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Saturday, 31 October

JEE Main · Maths · Relations and Functions

Cartesian Products

JEE Main asked Cartesian Products 2 times in 2 of the 108 shifts Lumi analysed, all in 2023. It belongs to Sets and Relations, in Relations and Functions (Maths). In 2023 it came in more than one shift of the same year.

Updated 2026-10-24

Times asked
2
in 2 shifts
Years
1 of 8
First asked
2023
the only year
Pattern
Occasional
across the analysed shifts

Questions on this idea a shift, by year

2017–2026. Asked in 2023. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Maths questions.

00.10.20’170’200’210’220.14’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 2 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 0 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20260 of 9
  • 20250 of 8
  • 20240 of 18
  • 20232 of 12
  • 20220 of 24
  • 20210 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Single correct is the usual form. Skill tested: calculation.

  • Count elements of relation

Difficulty

Easy 0Medium 2Hard 0

Every question was multiple choice.

Every question

All 2 questions

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 11 Apr 2023, Shift 2 · Q1Let A={1,3,4,6,9}A = \{1, 3, 4, 6, 9\} and B={2,4,5,8,10}B = \{2, 4, 5, 8, 10\}. Let RR be a relation defined on A×BA \times B such that…MediumSingle correct
  2. 10 Apr 2023, Shift 2 · Q1Let A={2,3,4}A = \{2, 3, 4\} and B={8,9,12}B = \{8, 9, 12\}. Then the number of elements in the relation…MediumSingle correct

Shifts: 10 Apr 2023, Shift 2, 11 Apr 2023, Shift 2.

Same topic

Other ideas in Sets and Relations

Sets and Relations has 15 ideas JEE Main has asked; 10 of them came up in more than one question. The 12 most asked are below.

Topic analysisChapter analysisStudy this chapterAll repeated ideas