Sets, Relations and Functions Chapter 7 Exercise 7B CA foundation maths solutions
CA foundation maths solutions for Chapter 7 Exercise 7B 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 7B Sets and Functions
CA foundation maths solutions
Chapter 7
Sets Relations and Functions
Exercise 7B
Questions and solutions
1. If A = { x, y, z }, B = { p, q, r, s } which of the relation on A to B are function.
2. [(x, y) |x + y = 5] where x, y belongs to R is a
3. [(x, y) |x = 4] where x, y belongs to R is a
5. [(x, y) |x < y ] where x, y belongs to R is
6. The domain of { (1, 7), (2, 6) } is
7. The range of { (3, 0), (2, 0), (1, 0), (0, 0) } is
9. Let the domain of x be the set {1}. Which of the following functions gives values equal to 1
10. If f(x) =1\1 – x, f( – 1) is
Chapter 7 Exercise 7B solutions CA maths solutions Sets, Relations and Functions
11. If g(x) = (x-1)/x, g(-1/2) is
12. If f(x) = 1\1 – x and g(x) = ( x-1)/x , then fog(x) is
13. If f(x) = 1\1 – x and g(x) = ( x-1)/x , then gof(x) is
Note : You can observe the solutions and try them in your own method.