NCERT Solutions for Class 12 Maths Chapter 1 – Relations and Functions Miscellaneous Exercise

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Chapter 1 – Relations and Functions Miscellaneous Exercise

1.

 Q1 NCERT Class 12 function analysis involving ordered pair mapping
Q1 function mapping verified with defined input-output set-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise

2.

Q2 question on checking reflexivity and transitivity of relation over integers

Flashcard for Question 2

Quick Tip:
For injectivity, set x³ = y³ and use cube root property to show x = y.

Common Mistake:
Overcomplicating the proof – forgetting that cube root is defined for all real numbers, so no separate positive/negative cases are needed.

Q2 relation properties tested with examples for integers-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise

3.

Q3 composite function involving modulus and squaring of real numbers
 Q3 function expression simplified step-by-step using modulus rules-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise

4.

Q4 question based on function image set and element mapping
Q4 set mapping evaluated with clear image set determination-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise

5.

Q5 Class 12 Maths relation checking for symmetry and reflexive properties-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise
Q5 relation tested for symmetry and reflexivity with conclusion

6.

Q6 domain and codomain evaluation using algebraic expression-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise
Q6 algebraic function’s domain and codomain identified and boxed

7.

Q7 NCERT question involving classification of relation as function or not-Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise
Q7 classification of relation with complete justification and final answer

Download Miscellaneous Exercise NCERT Solutions PDF

You can download the PDF from the link below for offline study.

Class 12 Maths Chapter 1 – Relations and Functions: All Exercises

ExerciseLink
Exercise 1.1View Solutions
Exercise 1.2View Solutions

Class 12 Relations and Functions – Miscellaneous Exercise Overview

The Miscellaneous Exercise in the chapter Relations and Functions acts as a comprehensive wrap-up of all key concepts introduced so far. It includes a wide range of problems that test your understanding of reflexive, symmetric, and transitive relations, as well as function mapping, domain, codomain, and inverse relations. Because it combines everything, this exercise is a great checkpoint for identifying any gaps in your preparation.

Our Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise are crafted to make complex logic approachable. Whether you’re asked to determine if a relation is an equivalence relation or analyze a set mapping, these solutions walk you through each step. In addition, they help you shift comfortably between roster form, arrow diagrams, and set-builder notation—all essential for solving advanced-level problems with confidence.

As per the 2025 NCERT syllabus, there’s more emphasis on logical reasoning and visual interpretation in this chapter. Therefore, this exercise includes a mix of representation formats and conceptually tricky questions. But with clear guidance, even abstract topics like function inverses or function testing become simpler. These solutions are designed to offer clarity, not just final answers.

Ultimately, mastering this exercise prepares you for application-based questions in both board exams and entrance tests. The Relations and Functions Class 12 NCERT Solutions Miscellaneous Exercise are structured to boost both accuracy and speed. By practicing regularly, you’ll improve your problem-solving logic, which will benefit you throughout the maths syllabus.

FAQs – Relations and Functions Class 12 Miscellaneous Exercise NCERT

Why does this Miscellaneous Exercise feel harder than previous ones?

It combines all types of relation and function questions. That’s why it feels tougher—it’s meant to challenge your overall understanding.

How do I avoid confusion between relation properties like symmetry and transitivity?

Use examples or tables to check each condition separately. This way, you won’t confuse one with the other while analyzing ordered pairs.

Should I focus more on logic or memorizing definitions for this exercise?

Both matter. However, applying logic step-by-step is more useful in this exercise. Definitions only help if you can apply them properly.

What’s the role of inverse functions in this chapter?

Inverse functions test your understanding of one-to-one mappings. Since they appear in exams, learning to test invertibility is important here.

How do these NCERT solutions help with exam revision?

They simplify complex logic into clear steps. So, you can revise difficult concepts faster without going back to lengthy theory.

Class 12 Maths Chapters

Chapter 1 – Relations and Functions
Chapter 2 – Inverse Trigonometric Functions
Chapter 3 – Matrices
Chapter 4 – Determinants
Chapter 5 – Continuity and Differentiability
Chapter 6 – Application of Derivatives
Chapter 7 – Integrals
Chapter 8 – Application of Integrals
Chapter 9 – Differential Equations
Chapter 10 – Vector Algebra
Chapter 11 – Three Dimensional Geometry
Chapter 12 – Linear Programming
Chapter 13 – Probability

Important Questions for Class 12