This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A graph consisting of connected lines or curves A) Discrete graph. B) Continuous graph. C) All the above. D) None of the above. Show Answer Correct Answer: B) Continuous graph. 2. A relation that connects every element of set A to every element of set B is called a ..... relation. A) Empty. B) Universal. C) Identity. D) Symmetric. Show Answer Correct Answer: B) Universal. 3. Let A = \{1, 2, 3, 4, 5\} and B = \{x:x is a letter of English alphabet\} and a relation R from A to B is defined as R = \{(a, b):b is the first letter for the number a\}. Here relation R is A) One-one function. B) Onto function. C) Many one function. D) Not a function. Show Answer Correct Answer: C) Many one function. 4. Which of the following would represent a vertical line? A) Y =-5. B) X = 3. C) Y = 4x +3. D) None of the above. Show Answer Correct Answer: B) X = 3. 5. Let R = \{(a, a), (b, b), (b, a), (a, b)\} be a relation on set A = \{a, b, c\}. Then, R is A) Identity relation. B) Reflexive. C) Symmetric. D) Equivalence. Show Answer Correct Answer: C) Symmetric. 6. Let R be a relation on N defined by x + 2y = 8. The domain of R is A) \{2, 4, 8\}. B) \{2, 4, 6, 8\}. C) \{2, 4, 6\}. D) \{1, 2, 3, 4\}. Show Answer Correct Answer: C) \{2, 4, 6\}. 7. Let us define a relation R in R as aRb if a $\geq$ b. Then R is A) An equivalence relation. B) Reflexive, transitive but not symmetric. C) Symmetric, transitive but not reflexive. D) Neither transitive nor reflexive but symmetric. Show Answer Correct Answer: B) Reflexive, transitive but not symmetric. 8. A x (B $\cap$ A) (A x B) $\cap$. B) ( A x B) $\cup$. C) A $\cap$. D) (A X B ) $\cap$. Show Answer Correct Answer: A) (A x B) $\cap$. 9. Which is it? x$^{2}$ + y$^{2}$ =25 A) Linear. B) Non-linear. C) All the above. D) None of the above. Show Answer Correct Answer: B) Non-linear. 10. \{(January, 2), (February, 2), (March, 2), (April, 2)\} A) FUNCTION. B) NOT FUNCTION. C) DOMAIN. D) RANGE. Show Answer Correct Answer: A) FUNCTION. 11. Which is the set of all y-values or the outputs? A) Domain. B) Range. C) Relation. D) Function. Show Answer Correct Answer: B) Range. 12. Let A = \{0, 1, 2, 3\} and define a relation R on A as follows:R = \{(0, 0), (0, 1), (0, 3), (1, 0), (1, 1), (2, 2), (3, 0), (3, 3)\}.Tick the correct statement A) R is symmetric and transitive but not reflexive. B) R is reflexive and symmetric but not transitive. C) R is reflexive and transitive but not symmetric. D) None of the above. Show Answer Correct Answer: B) R is reflexive and symmetric but not transitive. 13. The start up cost to join eTunes music is $ 7.95 plus $ 0.95 per song downloaded. Write a linear equation that could be used to find how many songs he downloaded. A) Y = 0.95x + 7.95. B) Y = 7.95x + 0.95. C) Y = 0.95x-7.95. D) Y =-0.95x + 7.95. Show Answer Correct Answer: A) Y = 0.95x + 7.95. 14. If $\tan^{-1}x=\frac{\pi}{10}, $ $\cot^{-1}x$ A) $\frac{\pi}{5}$. B) $\frac{2\pi}{5}$. C) $\frac{3\pi}{5}$. D) $\frac{4\pi}{5}$. Show Answer Correct Answer: B) $\frac{2\pi}{5}$. 15. Can a function have the same output for different inputs? A) No, a function cannot have the same output for different inputs. B) Yes, a function can have the same output for different inputs, but each input must have only one output. C) Yes, a function can have multiple outputs for the same input. D) Only if the function is not defined. Show Answer Correct Answer: B) Yes, a function can have the same output for different inputs, but each input must have only one output. 16. What is the Origin? A) The meaning of life. B) The point at which the x and y-axis intersect on the coordinate plane (0, 0). C) The point at which the x and y-axis intersect on the coordinate plane (1, 1). D) Carter's Flip Flops. Show Answer Correct Answer: B) The point at which the x and y-axis intersect on the coordinate plane (0, 0). 17. Find f(-3) if $f\left(x\right)=3-2x$ A) 12. B) -2. C) -3. D) 9. Show Answer Correct Answer: D) 9. 18. What is the y-axis A) The question you ask when you have to use a hall pass. B) The horizontal axis on a coordinate plane. C) The four regions into which the x and y-axis separate the coordinate plane. D) The vertical axis on a coordinate plane. Show Answer Correct Answer: D) The vertical axis on a coordinate plane. 19. The domain of the function f:R $\rightarrow$ R defined by f(x) = $\sqrt{4-x^2}$ A) \{-2, 2\}. B) (-2, 2). C) [-2, 2]. D) R-[-2, 2]. Show Answer Correct Answer: C) [-2, 2]. 20. Let A = \{1, 2, 3, 4\} and B = \{4, 8, 9, 10\}. A function f:A $\rightarrow$ B given by f = \{(1, 4), (2, 8), (3, 9), (4, 10)\} is a A) Many-one function. B) Identity function. C) One-to-one function. D) Into function. Show Answer Correct Answer: C) One-to-one function. 21. What variable represents the domain? A) X. B) Y. C) D. D) R. Show Answer Correct Answer: A) X. 22. Which of the following is a one-to-one function? A) \{(1, 2), (2, 2), (0, 1)\}. B) \{(3, 4), (3, 5), (3, 6)\}. C) \{(0, 2), (1, 1), (0, 1)\}. D) \{(1, 1), (2, 2), (3, 3)\}. Show Answer Correct Answer: D) \{(1, 1), (2, 2), (3, 3)\}. 23. Evaluate f(-2) if f(x) = x$^{2}$+ 3 A) -1. B) 1. C) 7. D) -7. Show Answer Correct Answer: C) 7. 24. The set of ordered pairs below is a function.\{ (5, 4), (3, 6), (2, 7), (8, 1), (x, y) \}Which could be the fifth ordered pair in the function? A) (2, 1). B) (5, 7). C) (4, 6). D) (8, 3). Show Answer Correct Answer: C) (4, 6). 25. Evaluate the function, f(x)=2x, when x=4. A) F(4) = 4. B) F(4) = 2. C) F(4) = 6. D) F(4) = 8. Show Answer Correct Answer: D) F(4) = 8. ← 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