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# Sets

At Saralstudy, we are providing you with the solution of Class 11th mathematics Sets according to the latest NCERT (CBSE) Book guidelines prepared by expert teachers. Here we are trying to give you a detailed answer to the questions of the entire topic of this chapter so that you can get more marks in your examinations by preparing the answers based on this lesson. We are trying our best to give you detailed answers to all the questions of all the topics of Class 11th mathematics Sets so that you can prepare for the exam according to your own pace and your speed.

Set plays a very crucial role in understanding the fundamentals of mathematics. To be precise, a set is an assembling or collection of items. With the concept of set, we can analyse many real life situations and other branches like biology, computer science, engineering etc. in a better way. It consists of set representation, finite and non-finite sets, equal sets, universal set, subset, venn diagrams, Union and intersection, complement of set, etc. It forms the basis for relation and functions. Venn diagrams are pictorial representations of sets as closed curves.

Download pdf of NCERT Examplar with Solutions for Class mathematics Chapter 1 Sets ### Exercise 1

•  Q2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈or ∉ in the blank spaces: (i) 5__A (ii) 8__A (iii) 0__A (iv) 4__A (v) 2__A (vi) 10__A Q3 Write the following sets in roster form: (i) A = {x: x is an integer and - 3 < x < 7}. (ii) B = {x: x is a natural number less than 6}. (iii) C = {x: x is a two-digit natural number such that the sum of its digits is 8} (iv) D = {x: x is a prime number which is divisor of 60}. (v) E = The set of all letters in the word TRIGONOMETRY. (vi) F = The set of all letters in the word BETTER. Q4 Write the following sets in the set-builder form: (i) (3, 6, 9, 12) (ii) {2, 4, 8, 16, 32} (iii) {5, 25, 125, 625} (iv) {2, 4, 6 upto infinity} (v) {1, 4, 9, upto 100}

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