NCERT Solutions · Class 11

NCERT Solutions for Class 11 Maths Chapter 2 Relations and Functions — Exercise 2.2

Step-by-step NCERT Solutions for Class 11 Maths Chapter 2 (Relations and Functions), Exercise 2.2. 9 questions with answers — read online free on NCERT Help.

Maths Chapter 2 Exercise 2.2 9 questions
ClassClass 11
SubjectMaths
ChapterChapter 2 — Relations and Functions
ExerciseExercise 2.2
Questions solved9

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Questions & step-by-step answers

EXERCISE 2.2

NCERT class 11 maths chapter 2 Relations and Functions

Question 1:Let A = {1, 2, 3,...,14}. Define a relation R from A to A by R = {(x, y) : 3x – y = 0, where x, y Î A}. Write down its domain, codomain and range.

Exercise 2.2 maths class 11 Chapter 2 Relations and Functions

Question 2:Define a relation R on the set N of natural numbers by R = {(x, y) : y = x + 5, x is a natural number less than 4; x, y ÎN}. Depict this relationship using roster form. Write down the domain and the range.

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Question 3:A = {1, 2, 3, 5} and B = {4, 6, 9}. Define a relation R from A to B by R = {(x, y): the difference between x and y is odd; x Î A, y Î B}. Write R in roster form.

class 11 maths solutions Relations and Functions

Question 4:The Fig2.7 shows a relationship between the sets P and Q. Write this relation (i) in set-builder form (ii) roster form. What is its domain and range?

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Question 5:Let A = {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): a , b ÎA, b is exactly divisible by a}. (i) Write R in roster form (ii) Find the domain of R (iii) Find the range of R.

Relations and Functions class 11 ncert solutions

Question 6:Determine the domain and range of the relation R defined by R = {(x, x + 5) : x Î {0, 1, 2, 3, 4, 5}}.

class 11 Maths NCERT Solutions Chapter 2 Relations and Functions Exercise 2.2

Question 7:Write the relation R = {(x, x3) : x is a prime number less than 10} in roster form.

Exercise 2.2 class 11 Math ncert solutions Chapter 2

Question 8:Let A = {x, y, z} and B = {1, 2}. Find the number of relations from A to B.

Question 9:Let R be the relation on Z defined by R = {(a,b): a, b Î Z, a – b is an integer}. Find the domain and range of R.

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NCERT Solutions for Class 11 Chapter 2 Ex2.2 Relations and Functions

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How many questions are solved in Exercise 2.2?

This page includes 9 NCERT textbook questions with detailed answers.

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