## Miscellaneous exercise sets ncert maths solution class 11

Chapter 1(Miscellaneous) Class 11 1. Decide, among the following sets, which sets are subsets of one and another. A= {x: x ∈ R and x satisfy x2 – 8x + 12 = 0} B = {2, 4, 6} C = {2, 4, 6, 8…} D = {6} Solution: According to the question, We have, A = … Read more

## Ex 1.6 sets ncert maths solution class 11

EXERCISE 1.6 Ex 1.6 sets ncert maths solution class 11 1. If X and Y are two sets, such that n(X) = 17, n(Y) = 23 and n(X ∪ Y) = 38, find n(X ∩ Y). Solution:  Given, n (X) = 17,  n (Y) = 23, n (X U Y) = 38 We know that n (X … Read more

## Ex 1.5 sets ncert maths solution class 11

EXERCISE 1.5 (Ex 1.5 sets ncert maths solution class 11) 1. Let U = {1, 2, 3; 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 4}, B = {2, 4, 6, 8}, and C = {3, 4, 5, 6}. Find (i) A’ (ii) B’ (iii) (A U … Read more

## Ex 1.4 sets ncert maths solution class 11

EXERCISE 1.4 1. Find the union of each of the following pairs of sets:(Ex 1.4 sets ncert maths solution class 11) (i) X = {1, 3, 5} Y = {1, 2, 3} (ii) A = {a, e, i, o, u} B = {a, b, c} (iii) A = {x: x is a natural number and multiple of 3} B = {x: x is a natural … Read more

## Ex 1.3 sets ncert maths solution class 11

EXERCISE 1.3 1. Make correct statements by filling in the symbols ⊂ or ⊄ in the blank spaces:(Ex 1.3 sets ncert maths solution class 11) (i) {2, 3, 4} … {1, 2, 3, 4, 5} (ii) {a, b, c} … {b, c, d} (iii) {x: x is a student of Class XI of your school} … {x: x student of your school} (iv) {x: x is a … Read more

## Ex 1.2 sets ncert maths solution class 11

EXERCISE 1.2 1. Which of the following are examples of the null set? (Ex 1.2 sets ncert maths solution class 11) (i) Set of odd natural numbers divisible by 2 (ii) Set of even prime numbers (iii) {x: x is a natural numbers, x < 5 and x > 7} (iv) {y: y is a point common to … Read more

## Ex 1.1 ncert maths solution class 11

EXERCISE 1.1 1. Which of the following are sets? Justify our answer.(Ex 1.1 ncert maths solution class 11 ) (i) The collection of all months of a year beginning with the letter J. (ii) The collection of the ten most talented writers of India. (iii) A team of eleven best-cricket batsmen of the world. (iv) The … Read more

## Class 12 ncert solution math exercise 1.2

Exercise 1.2 Question 1: Show that the function defined by is one-one and onto, where the set of all non-zero real numbers. Is the result true, if the domain is replaced by with codomain being same as (Class 12 ncert solution math exercise 1.2 ) Solution: For one-one: … Read more

## Class 12 ncert solution math exercise 1.1

Exercise 1.1 Question 1: Determine whether each of the following relations are reflexive, symmetric and transitive.(Class 12 ncert solution math exercise 1.1) (i) Relation in the set defined as (ii) Relation in the set of natural numbers defined as (iii) Relation in the set defined as (iv) Relation in the … Read more