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Saturday, 31 October

JEE Main · Maths · Inverse Trigonometric Functions

Sec-1 and Csc-1 Domains

JEE Main asked Sec-1 and Csc-1 Domains once in the 108 shifts Lumi analysed, on 26 Aug 2021, Shift 2. It belongs to Inverse Trig Domains, in Inverse Trigonometric Functions (Maths).

Updated 2026-10-24

Times asked
1
in 1 shift
Years
1 of 8
First asked
2021
the only year
Pattern
Gone quiet
asked once so far

Questions on this idea a shift, by year

2017–2026. Asked in 2021. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Maths questions.

00.050.10’170’200.03’210’220’230’240’250’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 1 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 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
  • 20230 of 12
  • 20220 of 24
  • 20211 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: application.

  • Domain of inverse trigonometric function

Difficulty

Easy 1Medium 0Hard 0

The question was multiple choice.

Every question

The question

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

  1. 26 Aug 2021, Shift 2 · Q61The domain of the function cosec−1(1+xx)\mathrm{cosec}^{-1}\left(\frac{1+x}{x}\right) is :EasySingle correct

Shift: 26 Aug 2021, Shift 2.

Same topic

Other ideas in Inverse Trig Domains

Inverse Trig Domains has 8 ideas JEE Main has asked; 3 of them came up in more than one question.

Topic analysisChapter analysisStudy this chapterAll repeated ideas