This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which ordered pair could you add to the following list of points to create a function? (3, 5) (4, 9) (2, 5) A) (3, 7). B) (4, 1). C) (1, 9). D) (2, 6). Show Answer Correct Answer: C) (1, 9). 2. When identifying functions using tables, I know that the table represents a FUNCTION when ..... A) The input values repeat. B) There is only ONE input value for each output value. C) The output values appear more than once. D) None of the above. Show Answer Correct Answer: B) There is only ONE input value for each output value. 3. How do you find the slope of a linear function? A) By taking the difference in y-values divided by the difference in x-values (rise/run). B) By averaging the x-values of two points on the line. C) By finding the midpoint of the two points on the line. D) By calculating the product of the x-values of two points. Show Answer Correct Answer: A) By taking the difference in y-values divided by the difference in x-values (rise/run). 4. TRUE or FALSEIf f is an invertible function and f(a) = b, then f$^{-1}$(b) = a. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 5. If codomain and range are same for a function f from A to B then the function is A) One-one. B) Many one. C) Onto. D) Bijective. Show Answer Correct Answer: C) Onto. 6. The set of first numbers (x-values) of the ordered pairs in a relation A) Domain. B) Range. C) Mapping. D) Function. Show Answer Correct Answer: A) Domain. 7. Identify \{(1, 2), (1, 3), (3, 4), (4, 5)\} A) FUNCTION. B) NOT FUNCTION. C) DOMAIN. D) RANGE. Show Answer Correct Answer: B) NOT FUNCTION. 8. For the function \{(0, 1), (1, -3), (2, -4), (-4, 1)\}, what is the domain and range? A) D:\{-4, -3, 1\}R:\{-4, 0, 1, 2\}. B) D:\{-4, 0, 1, 2\}R:\{-4, -3, 1\}. C) D:\{0, 1, 2, 3, 4\}R:\{-4, -3, 1\}. D) D:\{(0, 1), (1, -3)\}R:\{(2, -4), (-4, 1)\}. Show Answer Correct Answer: B) D:\{-4, 0, 1, 2\}R:\{-4, -3, 1\}. 9. Let A = \{ 1, 2, 3 \} and R = \{ (1, 2), (2, 3), (1, 3)\} be a relation on A. Then, R is A) Neither reflexive nor transitive. B) Neither symmetric nor transitive. C) Transitive. D) None of these. Show Answer Correct Answer: C) Transitive. 10. What is the value of [-2.00001] A) -2. B) -3. C) 2.00001. D) 2. Show Answer Correct Answer: B) -3. 11. Let f be a function on set A = \{1, 2, 3, 4, 5\} such that f = \{(1, 1) (2, 2), (3, 3) (4, 4), (5, 5) \} A) F is injective but not surjective. B) F is surjective but not injective. C) F is bijective. D) None of the above. Show Answer Correct Answer: C) F is bijective. 12. ..... of three functions is always associative . A) Composition. B) Relations. C) Cartesian product. D) Modulus. Show Answer Correct Answer: A) Composition. 13. Given a graph, this test is used to determine whether a relation is a function A) Horizontal line test. B) Function notation. C) Mapping. D) Vertical line test. Show Answer Correct Answer: D) Vertical line test. 14. The domain or input is the independent variable. True or False A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. The admission fee at a carnival is $ 9. Each ride costs $ 1.75. Let r represent the number of rides. Identify the dependent variable. A) Admission fee. B) Total cost. C) Number of rides. D) Carnivals. Show Answer Correct Answer: B) Total cost. 16. Which equation represents the values of the ordered pairs below? x:-1 0 1 2 3 y:-1 1 3 5 7 A) Y = x-1. B) Y = 2x +1. C) Y = x + 2. D) Y = x + 1. Show Answer Correct Answer: B) Y = 2x +1. 17. Which of the following relations represents y as a function of x?I. \{(1, 4), (2, 5), (3, 6)\}II. \{(1, 4), (2, 4), (3, 4)\}III. \{(1, 4), (2, 4), (1, 3)\}IV. \{(1, 4), (1, 2), (1, 3)\} A) I, II, and III only. B) II and IV only. C) III and IV only. D) I and II only. Show Answer Correct Answer: D) I and II only. 18. F(x)=2x+1If f(x)=4, what is the value of x? A) 3/2. B) 2. C) 1/2. D) 4. Show Answer Correct Answer: A) 3/2. 19. What is $f\left(0\right)$ $f\left(x\right)=2x+3$ A) 2x. B) -3. C) 3. D) 10. Show Answer Correct Answer: C) 3. 20. Two or more elements of A have same image in B A) Many to one Function. B) Bijection. C) Identity. D) Constant. Show Answer Correct Answer: A) Many to one Function. 21. Let A = \{1, 2, 3\} and B = \{5, 7\}. Then A x B = A) (1, 5), (1, 7), (2, 5), (2, 7), (3, 5), (3, 7). B) \{(1, 5), (1, 7), (2, 5), (2, 7), (3, 5), (3, 7)\}. C) \{(1, 5), (1, 7), (2, 5), (2, 7), (3, 5)\}. D) \{(1, 2), (1, 3), (2, 1), (2, 3), (3, 1), (3, 2), (5, 7)\}. Show Answer Correct Answer: B) \{(1, 5), (1, 7), (2, 5), (2, 7), (3, 5), (3, 7)\}. 22. What is a Discrete Graph? A) A chart that consists of points that are connected. B) A graph that consists of points that are connected. C) Relation. D) A graph that consists of points that are not connected. Show Answer Correct Answer: D) A graph that consists of points that are not connected. 23. $\tan^{-1}\sqrt{3}-\sec^{-1}\left(-2\right)=$ A) $\pi$. B) $-\frac{\pi}{3}$. C) $\frac{\pi}{3}$. D) $\frac{2\pi}{3}$. Show Answer Correct Answer: B) $-\frac{\pi}{3}$. 24. Let $g\left(x\right)=\frac{8x-11}{3}$ $g\left(\frac{1}{4}\right)$ A) $-5$. B) $-3$. C) $\frac{13}{3}$. D) $6$. Show Answer Correct Answer: B) $-3$. 25. The domain and range of the real function f defined by f(x) = (4-x)/(x-4) is given by A) Domain = R, Range = \{-1, 1\}. B) Domain = R-\{1\}, Range = R. C) Domain = R-\{4\}, Range = \{-1\}. D) Domain = R-\{-4\}, Range = \{-1, 1\}. Show Answer Correct Answer: C) Domain = R-\{4\}, Range = \{-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 9Class 11 Mathematics Chapter 2 Relations And Functions Quiz 10Class 11 Mathematics Chapter 2 Relations And Functions Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books