Karnataka 1st PUC Maths Chapter 2 Important Questions, Download PDF

Relations and Functions introduces important mathematical concepts used to understand connections between elements of sets and how inputs correspond to outputs. You need to understand relations, domain, codomain, range and different types of functions to solve questions accurately. Practising Relations and Functions important questions for 1st PUC can help strengthen these concepts and improve problem-solving skills.

To prepare effectively, revise the prescribed topics and practise different question types before attempting model papers. The Karnataka 1st PUC Syllabus 2026-27 helps you review the course requirements. PW’s Karnataka Board online coaching also supports revision through live and recorded classes, study materials, practice questions and assessments.

Karnataka 1st PUC Maths Chapter 2 Important Questions

The Karnataka 1st PUC Maths Chapter 2 Important Questions help you revise key concepts from Relations and Functions through practice-based learning. Solving these questions with answers can help you check your understanding of relations, identify domains and ranges, and practise different types of functions. 

1. Let (x/2 − 1, y/9 + 1) = (2, 1), then the values of x and y respectively re

(1) 3, 5
(2) 6, 0
(3) 5, 3         
(4) 0, 6

2. If G = {7, 8} and H = {5, 4, 2} then G × H is

(1) {(7,5),(7,4),(7,2),(8,4),(8,2)}
(2) {(7,5),(7,2),(8,5),(8,4),(8,2)}
(3) {(7,5),(7,4),(7,2),(8,5),(8,4),(8,2)}
(4) {(5,7),(4,7),(2,7),(5,8),(4,8),(2,8)}

3. If A × B = {(a,x),(a,y)(b,x),(b,y)} then A and B are

(1) {a, b} and {x}   
(2) {a, b} and {x, y}   
(3) {(a, b)} and {x, y}   
(4) {a} and {x, y}

4. Which of the following is true

(1) If P = (m, n) and Q = (n, m) then P × Q = {(m,n)(n,m)}
(2) If A and B are nonempty sets, then A × B is a nonempty set of ordered pairs (x y) such that x ∈ B and y ∈ A
(3) If A = {1, 2} B = {3, 4} then A × (B ∩ ϕ) = ϕ
(4) If A and B are two sets then A × B = B × A

5. Let A = {1, 2}, B = {{1}, {2}}, C = {{1}, {1, 2}}. Then which of the following relation is true?

(1) A = B         
(2) B ⊆ C         
(3) A ∈ C         
(4) A ⊂ C

Karnataka 1st PUC Maths Chapter 2 Important Questions PDF Download

Practising important questions from Relations and Functions helps you revise definitions, understand mappings between sets and apply concepts to different problems. Download the Karnataka 1st PUC Maths Chapter 2 Important Questions PDF to practise questions with solutions, revise domain and range, and prepare for your examination.

How to Prepare for Karnataka 1st PUC Maths Chapter 2?

You can prepare Relations and Functions by understanding the definitions, practising set-based questions and revising the differences between related concepts.

1. Understand Relations and Functions: Start by understanding how relations connect elements of two sets and how functions assign elements from one set to another. Revise the basic concepts before moving to numerical questions.

2. Practise Domain, Codomain and Range: Solve questions that ask you to identify the domain, codomain and range of a relation or function. Revising the Karnataka Class 11 Maths Syllabus can help you check the topics prescribed for the subject.

3. Solve Different Types of Questions: Practise definitions, set-based questions and problems involving relations and functions. Practice Karnataka 1st PUC Maths Model Papers 2026-27 to apply concepts in exam-style questions.

4. Understand the Exam Pattern: Familiarise yourself with the paper structure and marking scheme while planning your revision. The Karnataka 1st PUC Exam Pattern 2026-27 can help you understand how the examination is organised.

5. Revise and Track Your Progress: Revisit questions you answered incorrectly and practise them again. You can also use Karnataka 1st PUC Mid Term Question Papers with Answer Key to review your preparation and identify concepts that need more practice.

Karnataka 1st PUC Maths Chapter 2, Relations and Functions, introduces key concepts such as relations, domain, codomain, range and types of functions. Practising important questions and reviewing solved problems can help you strengthen these fundamentals and approach different question types systematically. PW supports Karnataka PUC preparation through live and recorded classes, study materials, 6,000+ practice questions, and 30+ mock tests and assessments to help you revise concepts and track your preparation.