This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Is this a function:H=\{(-1, 0), (-2, -1), (-3, 4), (-2, 5), (6, 7)\}? A) Yes. B) No. C) Maybe. D) None of the above. Show Answer Correct Answer: B) No. 2. F(x)=4x+5f(4)= A) 21. B) -11. C) -31. D) 25. Show Answer Correct Answer: A) 21. 3. The set of all y-values or output is ..... A) Domain. B) Range. C) Relation. D) Function. Show Answer Correct Answer: B) Range. 4. Which axis runs vertically? A) X. B) Y. C) All the above. D) None of the above. Show Answer Correct Answer: B) Y. 5. The equation 6x-y=x-12 A) Linear. B) Non Linear. C) Not a Function. D) I dont know. Show Answer Correct Answer: A) Linear. 6. F:A $\rightarrow$ B . If f is one-one function then A) Number of elements in range of f = n(B). B) N(A) = n(B). C) Number of elements in range of f = n(A). D) N(A) > number of elements in range of f. Show Answer Correct Answer: C) Number of elements in range of f = n(A). 7. R is a relation on the set Z of integers and it is given by $\left(x, y\right)\in R\\Longleftrightarrow\left|x-y\right|\le1$ A) Reflexive and transitive. B) Reflexive and symmetric. C) Symmetric and transitive. D) An equivalence relation. Show Answer Correct Answer: B) Reflexive and symmetric. 8. The first number in an ordered pair can be referred to as the domain. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. There exist atleast one element in B Which is not the image of any element of A is A) Surjection. B) Onto Function. C) Injection. D) Into Function. Show Answer Correct Answer: D) Into Function. 10. If my function rule is x-5, what is the OUTPUT if the input is 14? A) 9. B) 19. C) 21. D) 1. Show Answer Correct Answer: A) 9. 11. If f(x) =-4x + 5 and g(x) = x$^{2}$ + x, find f(-2). A) 8. B) -8. C) 13. D) -13. Show Answer Correct Answer: C) 13. 12. $f\left(x\right)=x^2-5x$ $f\left(-2\right)$ A) 14. B) -14. C) 6. D) -6. Show Answer Correct Answer: A) 14. 13. Given f(x) = 2x$^{2}$ + 5x-17, find f(-1). A) F(-1) =-20. B) F(-1) =-24. C) All the above. D) None of the above. Show Answer Correct Answer: A) F(-1) =-20. 14. Which function has a graph that is a step function? A) Greatest Integer Function. B) Signum Function. C) Constant Function. D) Identity Function. Show Answer Correct Answer: A) Greatest Integer Function. 15. A soda machine sells drinks for 75 cents each. Write an equation to represent the total cost (C) in terms of the number of drinks bought (d). A) D = $ 0.75C. B) D = $ 0.75 + C. C) C = $ 0.75 + d. D) C = $ 0.75d. Show Answer Correct Answer: D) C = $ 0.75d. 16. A numerical pattern that increases or decreases at a constant rate or value. A) Zeros. B) Arithmetic Sequence. C) Common Difference. D) Arithmetic Sequence Formula. Show Answer Correct Answer: B) Arithmetic Sequence. 17. Brook rents a computer at an internet cafe. He has to pay a fixed amount of P10 and an additional cost of P15 per hour of rent time that he extended. Which is the correct mathematical model of the situation? A) F(x) = 15x + 10. B) F(x) = 15x-10. C) F(x) = 10x + 15. D) F(x) = 10x-15. Show Answer Correct Answer: A) F(x) = 15x + 10. 18. A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change? A) 200. B) 150. C) 300. D) 75. Show Answer Correct Answer: D) 75. 19. What is the range of the relation A = \{(1, 3), (3, 5), (4, 6), (7, 9)\}? A) \{1, 3, 4, 5\}. B) \{1, 3, 4, 7\}. C) \{3, 5, 6, 9\}. D) \{1, 3, 4, 5, 6, 7\}. Show Answer Correct Answer: C) \{3, 5, 6, 9\}. 20. Let f be a function on set A = \{1, 2, 3, 4, 5\} such that f = \{(1, 2) (2, 3), (3, 4) (4, 2), (5, 5) \} A) F is one-one function. B) F is onto function. C) F is bijective function. D) None of the above. Show Answer Correct Answer: D) None of the above. 21. In the notation a R b, it means that (a, b) is an ..... of R. A) Equation. B) Element. C) Subset. D) Relation. Show Answer Correct Answer: B) Element. 22. Set A has 3 elements and the set B has 4 elements. Then the number of injective mappings that can be defined from A to B is A) 144. B) 12. C) 24. D) 64. Show Answer Correct Answer: C) 24. 23. Solve for the inequality $5n-14\le11$ A) $n\le5$. B) $n\ge5$. C) $n<1$. D) $n>1$. Show Answer Correct Answer: A) $n\le5$. 24. What is Coordinate Plane A) Formed by the intersection of two number lines, the horizontal axis and the vertical axis. B) Formed by the intersection of 1 number line, the horizontal axis and the vertical axis. C) Formed by the intersection of Three number lines, the horizontal axis and the vertical axis. D) Formed by the intersection of four number lines, the horizontal axis and the vertical axis. Show Answer Correct Answer: A) Formed by the intersection of two number lines, the horizontal axis and the vertical axis. 25. The range of the relation R = \{( $x$ $x^2$ $x$ 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\}. ← 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