This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which ordered pair does NOT belong to the function g(x)=3x-6.(Hint:Looking for the wrong answer) A) (1, -3). B) (0, 6). C) (-2, -12). D) (2, 0). Show Answer Correct Answer: B) (0, 6). 2. A relation is called an equivalence relation if it is ..... , ..... , and ..... A) Reflexive, symmetric, and transitive. B) Irreflexive, asymmetric, and transitive. C) Reflexive, asymmetric, and antisymmetric. D) Symmetric, antisymmetric, and transitive. Show Answer Correct Answer: A) Reflexive, symmetric, and transitive. 3. Let A = \{1, 2, 3, 4\} and B = \{4, 8, 9, 10\}. A function f:A $\longrightarrow$ A) Many-one function. B) Identity function. C) One-to-one function. D) Into function. Show Answer Correct Answer: C) One-to-one function. 4. Let A = \{M, A, T, H\} and B = \{1, 2, 3, 4, 5\}. Given the relation of every consonant in set A to every odd numbers in set B. Which of the following is not included in the given relation? A) (M, 5). B) (H, 1). C) (T, 3). D) (A, 5). Show Answer Correct Answer: D) (A, 5). 5. If there are 1024 relarions from a set A = \{1, 2, 3, 4, 5\} to a set B, then the number of elements in B is A) 3. B) 2. C) 4. D) 8. Show Answer Correct Answer: B) 2. 6. The point at which the x and y-axis intersect on the coordinate plane; (0, 0) A) Origin. B) Ordered Pair. C) X-coordinate. D) Y-coordinate. Show Answer Correct Answer: A) Origin. 7. Which of the following is an example of a function? A) The rule which assigns to each person his/her birth month. B) The rule which assigns to each person the name of his uncle. C) The rule which assigns to each cellular phone unit its phone number. D) None of the above. Show Answer Correct Answer: D) None of the above. 8. A value substituted for an x-value in a function A) Function Notation. B) Input. C) Output. D) Vertical Line Test. Show Answer Correct Answer: B) Input. 9. What is a continuous Graph A) A function graphed with a line or rough curve. B) A function graphed with a line or smooth curve. C) A function graphed with a circle or a smooth curve. D) Freckle. Show Answer Correct Answer: B) A function graphed with a line or smooth curve. 10. The set of all first coordinates (or x-values) of a relation or function A) Ordered pair. B) Domain. C) Range. D) Zeros. Show Answer Correct Answer: B) Domain. 11. The range of the relation R = \{(x, x$^{2}$) | x is a prime number less than 13\} is A) \{2, 3, 5, 7\}. B) \{2, 3, 5, 7, 11\}. C) \{4, 9, 25, 49, 121\}. D) \{1, 4, 9, 25, 49, 121\}. Show Answer Correct Answer: C) \{4, 9, 25, 49, 121\}. 12. What does it mean to find the inverse of a function? A) The x's and y's are switched. B) The x's and y's are divided by 2. C) The x's and y's are made negative. D) The x's and y's are the same. Show Answer Correct Answer: A) The x's and y's are switched. 13. Verify which ordered pair is a one-to-one correspondence. A) \{( 1, 2), (2, 3), (3, 4), (4, 5), (5, 6)\}. B) \{( 3, 2), (4, 2), (5, 2), (6, 2), (7, 2)\}. C) \{(-1, 2), (-1, 3), (-1, 4), (-1, 5), (-1, 6)\}. D) \{(5, 5, 5, 5, 5)\}. Show Answer Correct Answer: A) \{( 1, 2), (2, 3), (3, 4), (4, 5), (5, 6)\}. 14. If y is a function of x, then the domain is the set values of ..... and the range is the set value of ..... A) X and y respectivelly. B) Y and x respectivelly. C) Both above. D) None of these. Show Answer Correct Answer: A) X and y respectivelly. 15. AXB = BXA. Is this possible? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. 16. A set of ordered pairs is called a/an ..... A) Expression. B) Relation. C) Function. D) Vertical Line Test. Show Answer Correct Answer: B) Relation. 17. What is the graph of a constant function? A) Straight line passing through the origin. B) Vertical line. C) Parabola. D) Horizontal line. Show Answer Correct Answer: D) Horizontal line. 18. How can you determine if a relation is a function from a table? A) A relation is a function if no x-value is repeated with a different y-value. B) A relation is a function if all y-values are unique. C) A relation is a function if it contains at least one ordered pair. D) A relation is a function if the x-values are all positive. Show Answer Correct Answer: A) A relation is a function if no x-value is repeated with a different y-value. 19. Given the function y = 3x-10, what is the rate of change? A) 3. B) -3. C) -10. D) 10. Show Answer Correct Answer: A) 3. 20. If \{ (a, 7), (8, b) \} represents an identity function, then the value of a and b are respectively ..... A) (7, 8). B) (8, 7). C) (8, 8). D) None of the above. Show Answer Correct Answer: A) (7, 8). 21. Let A = \{1, 2, 3, 4\} and B = \{4, 8, 9, 10\}. A function f:A $\rightarrow$ A) Many-one function. B) Identity function. C) One-to-one function. D) Into function. Show Answer Correct Answer: C) One-to-one function. 22. What is the independent variable in the following relation?Kevin's cell phone is part of a family plan. If he uses more data than his share, then there is less data available for the rest of his family. A) The amount of data Kevin uses. B) The amount of data available for the rest of the family. C) The cost of Kevin's phone. D) The total cost of the family plan. Show Answer Correct Answer: A) The amount of data Kevin uses. 23. Evaluate the composition of functions f(g(x)) if f(x) = x + 1 and g(x) = 2x. A) 2x-1. B) X + 2. C) 4x + 1. D) 2x + 1. Show Answer Correct Answer: D) 2x + 1. 24. The vertical axis on a coordinate plane A) Coordinate Plane. B) X-axis. C) Y-axis. D) Quadrants. Show Answer Correct Answer: C) Y-axis. 25. If A = \{1, 2, 3\}, B = \{1, 4, 6, 9\} and R is a relation from A to B defined by 'x is greater than y'. The range of R is A) \{1, 4, 6, 9\}. B) \{4, 6, 9\}. C) \{1\}. D) None of these. Show Answer Correct Answer: C) \{1\}. ← PreviousNext →Related QuizzesClass 11 Mathematics Chapter 2 Relations And Functions Quiz 1Class 11 Mathematics Chapter 2 Relations And Functions Quiz 2Class 11 Mathematics Chapter 2 Relations And Functions Quiz 3Class 11 Mathematics Chapter 2 Relations And Functions Quiz 4Class 11 Mathematics Chapter 2 Relations And Functions Quiz 5Class 11 Mathematics Chapter 2 Relations And Functions Quiz 6Class 11 Mathematics Chapter 2 Relations And Functions Quiz 7Class 11 Mathematics Chapter 2 Relations And Functions Quiz 8Class 11 Mathematics Chapter 2 Relations And Functions Quiz 9Class 11 Mathematics Chapter 2 Relations And Functions Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books