# Relations and Functions CBSE Class 12 PYQ Chapter Wise

> Relations and Functions CBSE Class 12 PYQs: all 15 questions from 50 official papers (2016–2026), by concept. Asked in 9 of 10 years.

Source: https://previousyearquestions.app/cbse-class-12/chapters/m12-relations-functions/

Explore: <a href="/cbse-class-12/chapters/">All CBSE Class 12 chapters</a> · <a href="/cbse-class-12/chapters/mathematics/">CBSE Class 12 Mathematics PYQs</a> · <a href="/cbse-class-12/">CBSE Class 12 hub</a> · <a href="/cbse-class-12/syllabus-pattern/">Syllabus & pattern</a> · <a href="/cbse-class-12/2026/">Class 12 2026</a>

## Answer first

Relations and Functions PYQs (previous year questions) for CBSE Class 12: Relations and Functions (Mathematics) had **15 questions** across the 50 official CBSE Class 12 papers we tagged (2016–2026), and appeared in 9 of them. Asked in 9 of 10 years. The concepts asked in the most papers: Types of Relations, Equivalence Relations, Bijective Functions.

## Year-wise question count

<ChapterQuestions exam="cbse-class-12" chapter="m12-relations-functions" part="trend" />

## Most-asked concepts

Sorted by the number of papers a concept appeared in.

<ChapterQuestions exam="cbse-class-12" chapter="m12-relations-functions" part="concepts" />

## How to practise Relations and Functions PYQs

1. Start with the concepts at the top of the table. They have come back the most.
2. Solve one year's Relations and Functions questions from the official PDF against the clock, then check the answer listed below.
3. Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
4. Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.

## Questions by year

Each line gives the question number and paper, type, concept, our one-line summary, with a link to the official PDF.

<ChapterQuestions exam="cbse-class-12" chapter="m12-relations-functions" part="questions" />

## Other Mathematics chapters

- [Inverse Trigonometric Functions PYQs](/cbse-class-12/chapters/m12-inverse-trig/)
- [Matrices PYQs](/cbse-class-12/chapters/m12-matrices/)
- [Determinants PYQs](/cbse-class-12/chapters/m12-determinants/)
- [Continuity and Differentiability PYQs](/cbse-class-12/chapters/m12-continuity/)
- [Application of Derivatives PYQs](/cbse-class-12/chapters/m12-applications-derivatives/)
- [Integrals PYQs](/cbse-class-12/chapters/m12-integrals/)
- [Application of Integrals PYQs](/cbse-class-12/chapters/m12-applications-integrals/)
- [Differential Equations PYQs](/cbse-class-12/chapters/m12-differential-equations/)
- [Vector Algebra PYQs](/cbse-class-12/chapters/m12-vectors/)
- [Three Dimensional Geometry PYQs](/cbse-class-12/chapters/m12-3d/)
- [Linear Programming PYQs](/cbse-class-12/chapters/m12-linear-programming/)
- [Probability PYQs](/cbse-class-12/chapters/m12-probability/)

## FAQ

### How many Relations and Functions questions come in CBSE Class 12?
In the official papers we tagged: 1 in 2026, 2 in 2025, 2 in 2024, 2 in 2023, 2 in 2020, 2 in 2019, 2 in 2018, 1 in 2017 and 1 in 2016. Not asked in the other year. That is 15 questions in all, about 5% of Mathematics.

### Which Relations and Functions topics repeat in CBSE Class 12?
Asked in the most papers: Types of Relations, Equivalence Relations, Bijective Functions. The concept table lists every one with its count.

### Are these official CBSE Class 12 questions?
Yes. Every question is from an official CBSE Class 12 paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.