This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. It is the set of all admissible values of x. A) Relation. B) Function. C) Domain. D) Range. Show Answer Correct Answer: C) Domain. 2. If I know that f(2) = 4, what is another way I can write my answer? A) 2, 4. B) (2, 4). C) That is the only way to write it. D) None of the above. Show Answer Correct Answer: B) (2, 4). 3. A vertical line is a function. True or False. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 4. Marissa used the set of ordered pairs below to graph a relation \{(3, 4), (2, 3), (2, 0), (4, 2), (3, 6)\} A) \{0, 2, 3, 4, 6\}. B) \{2, 3, 4\}. C) \{0, 2, 3, 4\}. D) \{0, 3, 6\}. Show Answer Correct Answer: B) \{2, 3, 4\}. 5. True or False:All functions are relation, but not all relations are function. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 6. Given:\{(5, 2), (7, 4), (9, 10), (x, 5)\}, which of the following values substituted for x will make this relation a function? A) 7. B) 9. C) 4. D) 5. Show Answer Correct Answer: C) 4. 7. Find the range of the following function $y=\frac{1}{x}$ A) All real numbers. B) All real numbers except 1. C) All real numbers except-1. D) All real numbers except 0. Show Answer Correct Answer: D) All real numbers except 0. 8. A relation where each x value has exactly one y value is a A) Range. B) Inequality. C) Function. D) Equation. Show Answer Correct Answer: C) Function. 9. Let f:R $\rightarrow$ A) F is one-one and onto. B) F is one-one but not onto. C) F is many-to-one. D) F is neither one-one nor onto. Show Answer Correct Answer: A) F is one-one and onto. 10. What does the vertical line test determine? A) It determines if a graph is a straight line. B) It determines if a graph represents a function; if a vertical line crosses the graph more than once, it is not a function. C) It determines the slope of a graph. D) It determines the area under the graph. Show Answer Correct Answer: B) It determines if a graph represents a function; if a vertical line crosses the graph more than once, it is not a function. 11. Consider a non-empty set consisting of children in a family and a relation R defined as 'x R y' if x is brother of y. Then, R is A) Symmetric but not transitive. B) Transitive but not symmetric. C) Neither symmetric nor transitive. D) Both symmetric transitive. Show Answer Correct Answer: B) Transitive but not symmetric. 12. Information that can be represented by a set of ordered pairs. A) Function. B) Ordered Pair. C) Mapping. D) Relation. Show Answer Correct Answer: D) Relation. 13. Which is it? y$^{2}$ + 7x = 1 A) Linear. B) Non-linear. C) All the above. D) None of the above. Show Answer Correct Answer: B) Non-linear. 14. Y=5/x A) Linear. B) Non Linear. C) All the above. D) None of the above. Show Answer Correct Answer: B) Non Linear. 15. $f\left(n\right)=-n^3+2$ A) $f^{-1}\left(n\right)=\left(n+1\right)^5$. B) $f^{-1}\left(n\right)=^3\sqrt{-n+2}$. C) $f^{-1}\left(n\right)=2n^5$. D) $f^{-1}\left(n\right)=\left(n+3\right)^5$. Show Answer Correct Answer: B) $f^{-1}\left(n\right)=^3\sqrt{-n+2}$. 16. True or False:If there is only one point of intersection between the graph and the vertical line, then, the graph is a graph of a function. A) True. B) False. C) Trulse. D) None of the above. Show Answer Correct Answer: A) True. 17. Identify the range of the function k(x) = 3x-2. A) Numbers between 0 and 10. B) Integers greater than 5. C) All real numbers. D) Only positive numbers. Show Answer Correct Answer: C) All real numbers. 18. Use the relation:M = \{(3, 6), (4, 4), (3, 4), (5, 8)\}What is the Domain of set M? A) \{4, 6, 8\}. B) \{3, 4, 5\}. C) (3, 4, 3, 5\}. D) \{6, 4, 4, 8\}. Show Answer Correct Answer: B) \{3, 4, 5\}. 19. Consider the function:\{(3, 11), (4, 18), (5, 27), (6, 38)\} What is the Range? A) \{4, 11, 5, 18\}. B) \{3, 11, 4, 18\}. C) \{3, 4, 5, 6\}. D) \{11, 18, 27, 38\}. Show Answer Correct Answer: D) \{11, 18, 27, 38\}. 20. Describe the transformation of the parent function in y = $(x + 3)^2-4$ A) The graph shifts left by 3 units and down by 4 units. B) The graph shifts right by 3 units and up by 4 units. C) The graph shifts right by 3 units and down by 4 units. D) The graph shifts left by 3 units and up by 4 units. Show Answer Correct Answer: A) The graph shifts left by 3 units and down by 4 units. 21. Define a relation in mathematics. A) A relation in mathematics is a geometric shape. B) A relation in mathematics is a single number. C) A relation in mathematics is a set of ordered pairs. D) A relation in mathematics is a set of unordered pairs. Show Answer Correct Answer: C) A relation in mathematics is a set of ordered pairs. 22. Trinity and Melanie are given a 5, 000 word essay assignment. Melanie has already typed 375 words and can type 45 words a minute. Trinity's typing rate is given by the equation $T=57w+290$ A) 12 minutes. B) 20 minutes. C) 75 minutes. D) 85 minutes. Show Answer Correct Answer: B) 20 minutes. 23. If the set A contains 5 elements and the set B contains 6 elements, then the number of one-one and onto mappings from A to B is: A) 720. B) 120. C) 0. D) 240. Show Answer Correct Answer: C) 0. 24. A student creates a function to represent the cost of pencils available for purchase at the school store. The store charges 5 cents a pencil for up to 20 pencils.what it the domain? A) All integers. B) All real numbers. C) All positive integers and zero. D) All positive real numbers and zero. Show Answer Correct Answer: C) All positive integers and zero. 25. Give an example of a function that is not a relation. A) A function where the domain is not defined. B) A function where one output is related to multiple inputs. C) A function where the range is not defined. D) A function where one input is related to multiple outputs. Show Answer Correct Answer: D) A function where one input is related to multiple outputs. ← 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