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NCERT Solutions for Class 11 Maths Chapter 1 Exercise 1.2 Sets - PDF Download

JEE Mains & Advanced

NCERT solutions for class 11 maths chapter 1 ex 1.2 sets based on the topics empty set, finite set, infinite set, equal sets and their applications. Class 11 maths chapter 1 exercise 1.2 NCERT solutions has important questions, examples and illustrations that explain all the topics mentioned in this exercise effectively. Ex 1.2 class 11 maths chapter 1 solutions are the best resource to prepare for class 11 exam.

Ex 1.2 class 11 maths chapter 1 solutions prepared by eSaral’s subject experts have 6 questions in total including sub-parts. Most of the questions are based on finding the type of set by looking at specific conditions. With practice of the questions in these solutions, you will be able to clear all your doubts. eSaral’s experienced teachers of mathematics have made these solutions in PDF format which can be downloaded here from the link provided in this website. Download chapter 1 sets ex 1.2 of class 11 maths free PDF of questions with solutions to get good marks in academic exams and competitive exams.

Topics Covered in Exercise 1.2 Class 11 Mathematics Questions

Ex 1.2 class 11 maths ch 1 sets covers topics like empty sets, finite and infinite sets, equal sets. Subject experts of eSaral have explained every topic in simple language so that you can get an in-depth comprehension of concepts.

1.

The Empty Set

2.

Finite Sets and Infinite Sets

3.

Equal Sets

  1. The Empty Set - A set which does not contain any element is called the empty set or the null set or the void set. The empty set is denoted by the symbol ϕ or { }. 

  2. Finite Sets and Infinite Sets - A set which is empty or consists of a definite number of elements is called finite otherwise, the set is called infinite.

  3. Equal Sets - Two sets A and B are said to be equal if they have exactly the same elements and we write A = B. Otherwise, the sets are said to be unequal and we write   A ≠ B.

Tips for Solving Exercise 1.2 Class 11 Chapter 1 Sets 

NCERT solutions for class 11 maths chapter 1 ex 1.2 are prepared by eSaral’s math experts with helpful tips in an easy-to-understand format.

  1. Using NCERT solutions, students will be able to identify types of sets and their properties with ease. This kind of learning will also give them a basic understanding of the concepts, which will help them to solve questions easily. 

  2. Students must go through the topics associated with ex 1.2. This will help them to comprehend the questions of exercise 1.2.

  3. Ex 1.2 class 11 maths chapter 1 is a simple exercise that will help you to understand each concept step by step, if you solve questions provided in NCERT solutions.

  4. You must learn the definitions of given terms, learn formulas and methods associated with ex 1.2. 

Importance of Solving Ex 1.2 Class 11 Maths Chapter 1 Sets

There are numerous benefits of solving questions of ex 1.2 class 11 maths chapter 1 sets.

Here, you can find some of them mentioned below.

  1. Ex 1.2 class 11 maths chapter 1 is helpful if you have any doubts concerning the definition of various types of sets.

  2. NCERT solutions for class 11 maths chapter 1 ex 1.2 provides detailed explanation for all the concepts and topics.

  3. The following solution will provide you with new techniques and tips to improve your preparation techniques, which is what makes it so beneficial.

  4. Revising concepts and practicing questions from NCERT solutions again and again will improve your problem solving skills.

  5. By getting a conceptual understanding of chapter 1 ex 1.2 class 11 maths will boost your self-confidence.

Frequently Asked Questions

Question 1. Write the definition of the empty sets?

Answer 1. A set which does not contain any element is called the empty set or the null set or the void set. The empty set is denoted by the symbol Φ or { }.

Question 2. What is the definition of equal sets?

Answer 2.  Two sets A and B are said to be equal if they have exactly the same elements and we write A = B. Otherwise, the sets are said to be unequal and we write A ≠ B.

Question 3. Write the example of empty sets?

Answer 3. Set A = {x:x2– 2 = 0 and x is rational number}.

Question 4. What is the definition of finite sets?

Answer 4. A set which is empty or consists of a definite number of elements is called finite.