Sets, Relations and Functions Chapter 7 Exercise 7A CA foundation maths solutions
CA foundation maths solutions for Chapter 7 Exercise 7A Sets Relations and Functions are given.
First you should study the CA maths textbook lesson chapter 7 very well.
You must observe and practice all example Problems and solutions which are given in the textbook.
You can observe the solutions given below. You will be try them in your own way.
Sets, Relations and Functions
CA maths solutions Chapter 7 Exercise 7A
CA foundation maths solutions
Chapter 7
Sets Relations and Functions
Exercise 7A
Q.1. The number of subsets of the set to {2, 3, 5} is
2. The number of subsets of a set containing n elements is.
3. The null set is represented by
4. A = {2, 3, 5, 7}, B = { 4, 6, 8, 10} then A intersection B can be written as
5. The set {x| 0 < x < 5 } represents the set when x may take integral values only
6. The set {0, 2, 4, 6, 8, 10} can be written as
11. The set of cubes of the natural number is
14. E is a set of positive even number and Q is a set of positive odd numbers then E union Q is a
15. If R is the set of positive rational number and E is the set of real numbers then
16. If N is the set of natural numbers and I is the set of positive integers, then
Chapter 7 Exercise 7A solutions CA maths solutions Sets, Relations and Functions
17. If I is the set of isosceles triangles and E is the set of equilateral triangles, then
18. If R is the set of isosceles right angle triangles and I is set of isosceles triangles, then
19. { n (n + 1) / 2 : n is a positive integer } is
20.
Note : You can observe the solutions and try them in your own method.