Скачать или смотреть Class 11 Maths | Relations and Functions | NCERT Exercise 2.2 Solutions | Lecture 4

In this lecture, we will solve Exercise 2.2 from the NCERT Class 11 Maths textbook, Chapter Relations and Functions. This exercise is based on the concept of relations, focusing on how elements of the domain are connected to elements of the codomain. Each solution is explained step by step with clear reasoning.

✨ What you’ll learn in this video:
Concept of relations between sets
Domain, codomain, and range in relations
Step-by-step solutions of NCERT Exercise 2.2 problems
How to represent relations in different forms
Common mistakes to avoid in exams

0:00 Introduction | Relations and Functions
00:17 Ex 2.2 | Q1Let A = {1, 2, 3,...,14}. Define a relation R from A to A
04:15 Ex 2.2 | Define a relation R on the set N by R = {(x, y) : y = x + 5, x is a natural number less than 4}
06:47 Ex 2.2 | A = {1, 2, 3, 5} and B = {4, 6, 9}. Define a relation R from A to B by R =
11:11 Ex 2.2 | The Fig2.7 shows a relationship between the sets P and Q.
15:27 Ex 2.2 | Let A = {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): b is exactly divisible by a}
22:43 Ex 2.2 | Determine the domain and range of the relation R defined by R = {(x, x + 5) : x belongs {0, 1, 2, 3, 4, 5}}.
24:58 Ex 2.2 | Write the relation R = {(x, x 3) : x is a prime number less than 10} in roster form.
27:05 Ex 2.2 | Let A = {x, y, z} and B = {1, 2}. Find the number of relations from A to B.
29:21 Ex 2.2 | Let R be the relation on Z defined by R = {(a,b): a – b is an integer}. Find the domain and range of R.

🔹 This video is helpful for:
CBSE Class 11 students preparing for exams
Students studying from NCERT Maths textbook
JEE (Main & Advanced) aspirants for building strong basics

📚 Watch the complete video for a clear explanation of every question!

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