This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Mathematics Chapter 2 Relations And Functions – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Mathematics Chapter 2 Relations And Functions Quiz 6 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Explain the difference between a function and a relation. A) A function and a relation are the same concept. B) A function can map one input to multiple outputs, whereas a relation maps each input to exactly one output. C) A function maps each input to exactly one output, whereas a relation can map one input to multiple outputs. D) A function always has a linear relationship, while a relation can be non-linear. Show Answer Correct Answer: C) A function maps each input to exactly one output, whereas a relation can map one input to multiple outputs. 2. A line has an equation of y = 2x-4. What is the value of y when x = 2? A) 2. B) -4. C) 4. D) 0. Show Answer Correct Answer: D) 0. 3. F(x) =4 then find f(0)= ..... A) 0. B) X. C) 4. D) 1. Show Answer Correct Answer: C) 4. 4. Given $f\left(x\right)=3x+9$ $f\left(-4\right)$ A) $-3$. B) $21$. C) $8$. D) $-12$. Show Answer Correct Answer: A) $-3$. 5. A relation R is defined in set A = \{1, 2, 3\} as R = \{(1, 2), (2, 1), (1, 1)\}. The relation R is A) Reflexive. B) Symmetric. C) Transitive. D) Symmetric and Transitive. Show Answer Correct Answer: B) Symmetric. 6. If g = \{(1, 1), (2, 3), (3, 5), (4, 7)\} is a function given by g(x) = $\alpha$x + $\beta$ then the values of $\alpha$ and $\beta$ are A) (-1, 2). B) (2, -1). C) (-1, -2). D) (1, 2). Show Answer Correct Answer: B) (2, -1). 7. What is the graph of a modulus function? A) Straight line passing through the origin. B) Horizontal line. C) Curve with varying degrees. D) V-shaped curve. Show Answer Correct Answer: D) V-shaped curve. 8. REAL NUMBERS R = Q U Q$^{I }$IF Q IS THE SET OF RATIONAL NUMBERS, THEN Q$^{I }$ IS ..... A) NATURAL NUMBERS. B) WHOLE NUMBERS. C) INTEGERS. D) IRRATIONAL NUMBERS. Show Answer Correct Answer: D) IRRATIONAL NUMBERS. 9. The set of all second coordinates (or y-values) of a relation or function. A) Zeros. B) Range. C) Origin. D) Domain. Show Answer Correct Answer: B) Range. 10. The result of substituting a value into a function A) Function Notation. B) Input. C) Output. D) Vertical Line Test. Show Answer Correct Answer: C) Output. 11. A relation is a set of A) Functions. B) Ordinates. C) Sets. D) Ordered pairs. Show Answer Correct Answer: D) Ordered pairs. 12. What is the domain of the function?\{ (0, 2) (-3, 6) ( 4, 8) ( 2, 5) (-2, 4) \} A) \{(0, 2) (-3, 6) ( 4, 8) ( 2, 5) (-2, 4)\}. B) \{0, -3, 4, 2, -2 \}. C) \{2, 6, 8, 5, 4 \}. D) None of the above. Show Answer Correct Answer: B) \{0, -3, 4, 2, -2 \}. 13. Illustrates (picture) how each element of the domain is paired with an element of the range. A) Function notation. B) Function. C) Mapping diagram. D) None of the above. Show Answer Correct Answer: C) Mapping diagram. 14. Verify if the ordered pairs below represent a function or not. G:\{ ( 0, 2), (1, 3), (2, 4), (3, 5), (4, 6) \} A) Yes, it is a function because the abscissa of the domain corresponds to one and only one value in the range. B) Yes, it is a function because the abscissa of the domain corresponds to at most one value in the range. C) No, because the range is one-to-many. D) No, because the value of the range has at least one value in the domain. Show Answer Correct Answer: A) Yes, it is a function because the abscissa of the domain corresponds to one and only one value in the range. 15. A relation in which each element of the domain is paired with exactly one element of the range A) Domain. B) Range. C) Mapping. D) Function. Show Answer Correct Answer: D) Function. 16. If h(a) = 3-2a$^{}$Find h(-3). A) 12. B) -2. C) -3. D) 9. Show Answer Correct Answer: D) 9. 17. If f(x)=3x-9, find f(5). A) F(5) = 6. B) F(5) = 16. C) F(5) =-4. D) F(5) = 24. Show Answer Correct Answer: A) F(5) = 6. 18. What is a one-to-one function? A) A function where each output is paired with exactly one input. B) A function that can have multiple outputs for a single input. C) A function that is always increasing or decreasing. D) A function that maps inputs to outputs randomly. Show Answer Correct Answer: A) A function where each output is paired with exactly one input. 19. A function graphed with a line or smooth curve is called a A) Continuous graph. B) Discrete graph. C) Coordinate plane. D) Function. Show Answer Correct Answer: A) Continuous graph. 20. Which equation is written in Standard Form? A) $5y-8=6x$. B) $8-x=2y$. C) $3x+2y=6$. D) $7y-2x+9=0$. Show Answer Correct Answer: C) $3x+2y=6$. 21. If f(x) = 2 $x^2$ $\frac{1}{3x}$ A) $\frac{3}{2x^2}$. B) $\frac{2}{3x^2}$. C) $\frac{2}{9x^2}$. D) $\frac{1}{6x^2}$. Show Answer Correct Answer: C) $\frac{2}{9x^2}$. 22. Consider the set A = \{1, 2, 3\} and the relationR = \{(1, 2), (1, 3)\}. A) Reflexive. B) Symmetric. C) Transitive. D) None of these. Show Answer Correct Answer: C) Transitive. 23. What is a non-linear function? A) A function that graphs to a straight line. B) A function that includes curves, parabolas, etc. C) A function that has a constant rate of change. D) A function that can only be represented by linear equations. Show Answer Correct Answer: B) A function that includes curves, parabolas, etc. 24. Let f and g be two functions given by f = \{(0, 1), (2, 0), (3, -4), (4, 2), (5, 7)\} g = \{(0, 2), (1, 0), (2, 4), (-4, 2), (7, 0)\} then the range of fog is A) 0, 2, 3, 4, 5\}. B) \{-4, 1, 0, 2, 7\}. C) \{1, 2, 3, 4, 5\}. D) \{0, 1, 2\}. Show Answer Correct Answer: D) \{0, 1, 2\}. 25. What does an inverse function do? A) Nothing. B) Makes it bigger. C) Does the opposite of the original function. D) None of the above. Show Answer Correct Answer: C) Does the opposite of the original function. ← 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 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 10Class 11 Mathematics Chapter 2 Relations And Functions Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books