This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the x-coordinate? A) The y value of an ordered pair, represents the horizontal placement of the point. B) The value of an ordered pair, represents the horizontal placement of the point. C) The x value of an ordered pair, represents the horizontal placement of the point. D) Sabaton. Show Answer Correct Answer: C) The x value of an ordered pair, represents the horizontal placement of the point. 2. If f:A $\rightarrow$ A) 7. B) 49. C) 1. D) 14. Show Answer Correct Answer: A) 7. 3. Can a relation be a function if it has repeated inputs with different outputs? A) No. B) Yes. C) It depends. D) Maybe. Show Answer Correct Answer: A) No. 4. Find the slope given the following points:(5, 1) and (3, 1) A) M=1/4. B) M=0. C) M=1. D) M=undefined. Show Answer Correct Answer: B) M=0. 5. Verify if the relation \{(1, 2), (2, 3), (1, 4)\} is a function. A) Yes. B) Sometimes. C) Maybe. D) No. Show Answer Correct Answer: D) No. 6. The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean? A) After 5 week the plant is 4 inches tall. B) The plant grows at a rate of 5/4 inch per week. C) After 4 weeks the plant is 5 inches tall. D) The plant grows at a rate of 1 inch per week. Show Answer Correct Answer: C) After 4 weeks the plant is 5 inches tall. 7. For the set A = \{1, 2, 3\}, define a relation R in the set A as follows:R = \{(1, 1), (2, 2), (3, 3), (1, 3)\}.Write the ordered pairs to be added to R to make it the smallest equivalence relation. A) (3, 1), (1, 2). B) (3, 1). C) (3, 2), (1, 2). D) (3, 2). Show Answer Correct Answer: B) (3, 1). 8. For the function f(x) =-3(x-1) find f(0). A) 0. B) -3. C) 3. D) -1. Show Answer Correct Answer: C) 3. 9. The start up cost to join eTunes music is $ 7.95 plus $ 0.95 per song downloaded. If Will spent $ 26, write and solve a linear equation to find how many songs he downloaded. A) 32 songs. B) 33 songs. C) 19 songs. D) 36 songs. Show Answer Correct Answer: C) 19 songs. 10. A function is a relation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. A relation pairs each input with exactly one output is a A) Congruence. B) Similarity. C) Function. D) Mathematical equation. Show Answer Correct Answer: C) Function. 12. The difference (d) between consecutive terms in an arithmetic sequence A) Zeros. B) Arithmetic Sequence. C) Common Difference. D) Arithmetic Sequence Formula. Show Answer Correct Answer: C) Common Difference. 13. Evaluate the function for the given value:$f\left(x\right)=x^2+4$ $f\left(-3\right)$ A) 13. B) -5. C) 7. D) 1. Show Answer Correct Answer: A) 13. 14. What is the domain of the relation \{(-3, 3), (-1, 0), (6, 3), (9, -2)\}? A) \{-3, -1, 6, 9\}. B) \{-2, 0, 3\}. C) \{-3, -2, -1\}. D) \{3, 6, 9\}. Show Answer Correct Answer: A) \{-3, -1, 6, 9\}. 15. G(x)=3x+4h(x)=3x-1Find g(h(x)) A) -9x+11. B) 4x$^{2}$+4x. C) 9x+1. D) 9x+11. Show Answer Correct Answer: C) 9x+1. 16. Which of the following functions from Z into Z are bijections A) F(x) = $x^3$. B) F(x) = x+2. C) F(x) = 2x +1. D) F(x) = $x^2$. Show Answer Correct Answer: B) F(x) = x+2. 17. A function of x consists of five ordered pairs of the form (x, y). Four of the ordered pairs are shown below.(1, 9), (3, 19), (5, 29), (7, 39)Which could be the 5th ordered pair of the function? A) (5, 19). B) (1, 49). C) (9, 5). D) (3, 9). Show Answer Correct Answer: C) (9, 5). 18. If f(2) = 4, what is the ordered pair for the function? A) (4, 2). B) (2, 4). C) (0, 4). D) (2, 0). Show Answer Correct Answer: B) (2, 4). 19. Simplify:20n + 4 + 5 + 7n A) 36n. B) 24n + 2n. C) 27n + 9. D) 24n + 12. Show Answer Correct Answer: C) 27n + 9. 20. If A is a finite set containing 3 different elements, then the number of relations on A is equal to A) 6. B) 9. C) 256. D) 512. Show Answer Correct Answer: D) 512. 21. Given set A = \{a, b, c). An identity relation in set A is A) R = \{(a, b), (a, c)\}. B) R = \{(a, a), (b, b), (c, c)\}. C) R = \{(a, a), (b, b), (c, c), (a, c)\}. D) R= \{(c, a), (b, a), (a, a)\}. Show Answer Correct Answer: B) R = \{(a, a), (b, b), (c, c)\}. 22. Given \{(3, Prime), (4, Composite), (5, Prime), (6, Composite)\}, what is the DOMAIN? A) \{Prime\}. B) \{3, 4, 5, 6\}. C) \{Prime, Composite\}. D) \{3, 4, 5, 6, Prime, Composite\}. Show Answer Correct Answer: B) \{3, 4, 5, 6\}. 23. A plane divided into four regions by horizontal and vertical number lines that is used for graphing A) Quadrants. B) Coordinate plane. C) Domain. D) Range. Show Answer Correct Answer: B) Coordinate plane. 24. Which relation has a domain of \{3, 5, 8\}? A) \{(3, 5), (5, 8), (1, 2)\}. B) \{(8, 8), (5, 3), (5, 8)\}. C) \{(5, 1), (3, 4), (8, 2)\}. D) None of the above. Show Answer Correct Answer: C) \{(5, 1), (3, 4), (8, 2)\}. 25. Identify if this ordered pair a function or relation, then what should be the reason for your answer:J=\{(3, -5), (2, -3), (1, -1), (0, 1), (-1, 3), (-2, 5)\}. A) Function. They are all alike. B) Relation. Number 3 is repeated twice. C) Function. It composed of different x and y values. D) Relation. There is no such thing like this. Show Answer Correct Answer: C) Function. It composed of different x and y values. ← 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