Chapter 2 – Relations and Functions
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1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (iii) {(1, 3), (1, 5), (2, 5)}
22
Oct
1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (iii) {(1, 3), (1, 5), (2, 5)} 1 1. Which of the following relations are functions? Give reasons. If it is a function 2 3% 5 determine its domain and range. (iii) {(1 October 22, [...]
1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (ii) {(2, 1), (4, 2), (6, 3), (8, 4), (10, 5), (12, 6), (14, 7)}
22
Oct
1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (ii) {(2, 1), (4, 2), (6, 3), (8, 4), (10, 5), (12, 6), (14, 7)} -12 1 1. Which of the following relations are functions? Give reasons. If it is a function 10 14 2 [...]
1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range.
22
Oct
1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. 1. Which of the following relations are functions? Give reasons. If it is a function determine its domain and range. October 22, 2021 Category: Chapter 2 - Relations and Functions , Maths , NCERT Exemplar [...]
9. Let R be the relation on Z defined by R = {(a, b): a, b ∈ Z, a – b is an integer}. Find the domain and range of R.
22
Oct
9. Let R be the relation on Z defined by R = {(a, b): a, b ∈ Z, a – b is an integer}. Find the domain and range of R. 9. Let R be the relation on Z defined by R = {(a a – b is an integer}. Find the domain and range [...]
8. Let A = {x, y, z} and B = {1, 2}. Find the number of relations from A to B.
22
Oct
8. Let A = {x, y, z} and B = {1, 2}. Find the number of relations from A to B. 2}. Find the number of relations from A to B. 8. Let A = {x y z} and B = {1 October 22, 2021 Category: Chapter 2 - Relations and Functions , Maths , [...]
7. Write the relation R = {(x, x^3): x is a prime number less than 10} in roster form.
22
Oct
7. Write the relation R = {(x, x^3): x is a prime number less than 10} in roster form. 7. Write the relation R = {(x x^3): x is a prime number less than 10} in roster form. October 22, 2021 Category: Chapter 2 - Relations and Functions , Maths , NCERT Exemplar Class 11 [...]
6. Determine the domain and range of the relation R defined by R = {(x, x + 5): x ∈ {0, 1, 2, 3, 4, 5}}.
22
Oct
6. Determine the domain and range of the relation R defined by R = {(x, x + 5): x ∈ {0, 1, 2, 3, 4, 5}}. 1 2 3% 4 5 6. Determine the domain and range of the relation R defined by R = {(x x + 5): x ∈ {0 October 22, 2021 [...]
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6. Determine the domain and range of the relation R defined by R = {(x ,
x + 5): x ∈ {0 ,
5. Let A = {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): a, b ∈ A, b is exactly divisible by a}.
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Oct
5. Let A = {1, 2, 3, 4, 6}. Let R be the relation on A defined by {(a, b): a, b ∈ A, b is exactly divisible by a}. 2 3% 4 5. Let A = {1 6}. Let R be the relation on A defined by {(a b ∈ A B ={a b [...]
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5. Let A = {1 ,
6}. Let R be the relation on A defined by {(a ,
b ∈ A ,
B ={a ,
b is exactly divisible by a}. ,
4. The figure shows a relationship between the sets P and Q. write this relation (i) in set-builder form (ii) in roster form. What is its domain and range?
22
Oct
4. The figure shows a relationship between the sets P and Q. write this relation (i) in set-builder form (ii) in roster form. What is its domain and range? 4. The figure shows a relationship between the sets P and Q. write this relation (i) in set-builder form (ii) in roster form. What is its [...]
3. A = {1, 2, 3, 5} and B = {4, 6, 9}. Define a relation R from A to B by R = {(x, y): the difference between x and y is odd; x ∈ A, y ∈ B}. Write R in roster form.
22
Oct
3. A = {1, 2, 3, 5} and B = {4, 6, 9}. Define a relation R from A to B by R = {(x, y): the difference between x and y is odd; x ∈ A, y ∈ B}. Write R in roster form. 2 3. A = {1 3% 5) and B(– 4 [...]