CBSE Class 12 Maths Most Repeated Board Questions: Relations and Functions is one of the most important chapters in the CBSE Class 12 Mathematics syllabus. It is a scoring chapter and many questions are directly asked from NCERT concepts. By solving Relations and Functions Previous Year Questions (PYQs), students can understand the exam pattern, important topics, and frequently asked questions. This helps them prepare better for the board examination.
These questions have been asked many times in previous CBSE board exams. So, they are very important for students preparing for the Class 12 Maths exam. Practising these questions helps students understand the important topics and common question patterns from the Relations and Functions chapter.
By solving these repeated questions, students can improve their speed and accuracy. It also helps them manage time better in the exam and increases their confidence. Regular practice of these questions can help students score better marks in Mathematics.
Weightage of Relations and Functions Chapter in CBSE Class 12 Board Exams
The Relations and Functions chapter has been an important part of the CBSE Class 12 Mathematics exam for many years. 2-3 Questions from this chapter are regularly asked in the board exam and carry a good weightage. Previous paper’s analysis shows that out of 80 marks, the Relations and Functions chapter consistently carries a weightage ranging from 4 to 7 marks and a question on Equivalence Relation and One-one & onto function comes almost every year.
| Year | Question Type | Topic | Marks | Total Marks |
|
2023 |
VSA | One-one & onto function | 2 Marks |
7 |
| LA | Relation – Reflexive, Symmetric, Transitive | 5 Marks | ||
|
2024 |
MCQ | Equivalence Relation | 1 Mark |
4 |
| SA | Relation Properties / One-one and Onto Function | 3 Marks | ||
|
2025 |
Assertion-Reason question | Bijective Function | 1 Mark |
5 |
| Case Study based | Relation – Reflexive, Symmetric, Transitive | 4 Marks | ||
| 2026 | LA | Equivalence Relation / One-one and Onto Function | 5 Marks | 5 |
Important Topics of CBSE Class 12 Relations and Functions
The Relations and Functions chapter is an important part of the CBSE Class 12 Mathematics syllabus. It covers only two concepts, types of relations and types of functions that are frequently asked in board exams. Students should focus on the important topics given below to build a strong understanding of the chapter and score better marks in the exam.
- Types of relations
- Equivalence relations
- One-one functions
- Onto functions
CBSE Class 12 Relations and Functions PYQs PDF With Solutions
Students can download the CBSE Class 12 Relations and Functions Previous Year Questions (PYQs) PDF with detailed solutions from the link given below. The PDF is available completely free of cost and does not require any login or registration. Practising these questions will help students understand the exam pattern and prepare better for the board exam.
CBSE Class 12 Relations and Functions PYQs- Question PDF
CBSE Class 12 Relations and Functions PYQs- Solution PDF
Importance of Practicing CBSE Class 12 Relations and Functions PYQs
Practising the most repeated questions from the Relations and Functions chapter is a smart way to prepare this chapter for the CBSE Class 12 Maths exam. These questions help students understand important concepts and the types of questions commonly asked in board exams. Regular practice can improve confidence and help students score better marks.
- It provides a better understanding of the difficulty level of questions asked in the paper.
- PYQs help students understand the types of questions frequently asked from the Relations and Functions chapter in board exams.
- Practising these questions enables students to improve speed and accuracy.
- PYQs indicate high-weightage topics in the chapter.
- Solving these questions repeatedly enhances problem-solving skills and reduces exam stress.
CBSE Class 12 Maths Syllabus 2026-27
The Central Board of Secondary Education (CBSE) has released the Maths Syllabus for Class 12 Science, Commerce, and Humanities (Arts) streams for the 2026-26 academic year. This Maths Syllabus outlines the course structure, chapters, and topics that students will need to study in the subject. The CBSE Class 12 Maths syllabus covers a wide range of topics including Calculus, Algebra, Vectors, 3D Geometry, Probability, and Linear Programming. It is divided into units with specific weightage, helping students plan their preparation effectively. The unite-wise chapters and weightage is provided below :
| Unit | Chapter | Weightage |
|
Relations and Functions |
1. Relations and Functions |
8 |
| 2. Inverse Trigonometric Functions | ||
|
Algebra |
3. Relations and Functions |
10 |
| 4. Determinants | ||
|
Calculus |
5. Continuity and Differentiability |
35 |
| 6. Applications of Derivatives | ||
| 7. Integrals | ||
| 8. Applications of Integrals | ||
| 9. Differential Equations | ||
|
Vectors and 3D Geometry |
10. Vectors |
14 |
| 11. Three-Dimensional Geometry | ||
| Linear Programming | 12. Linear Programming | 5 |
| Probability | 13. Probability | 8 |
Check the latest and detailed CBSE Class 12 Maths Syllabus 2026-27; Check Latest Unit-wise Weightage, Download PDF.
CBSE Class 12 Mathematics Exam Pattern 2026-27
CBSE has not yet released the exam pattern and marking scheme for the 2026-27 academic year. Based on the official question paper design shared along with the syllabus, it is likely that the board will follow the same exam pattern and marking scheme as in 2025-26. The CBSE Class 12 Mathematics board exam for 2025–26 consisted of a theory paper of 80 marks and an internal assessment of 20 marks. The question paper was divided into five different sections:
| Section | Question Type | Number of Questions | Marks |
| A | Multiple Choice Questions & Assertion and Reason Questions (1 mark) | 20 | 20 |
| B | Very Short Answer (2 mark) | 5 | 10 |
| C | Short Answer (3 marks) | 6 | 18 |
| D | Long Answer (5 marks) | 4 | 20 |
| E | Case Study-Based Questions (3 marks) | 3 | 12 |
| Total | 38 | 80 | |
Check the latest and detailed CBES Class 12th Maths Exam Pattern 2025-26 with Marking Scheme.