This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 4 Quadratic Equations – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 4 Quadratic Equations Quiz 22 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The graph of the function f(x) = ax$^{2}$ is the parent function. What must be true of a for the graph wider than the parent function? A) The number is small. B) The number is large. C) The number is positive. D) The number is negative. Show Answer Correct Answer: A) The number is small. 2. What is the discriminant of 6x$^{2}$-2x-3 = 0 A) 76. B) 29. C) 68. D) None of these. Show Answer Correct Answer: A) 76. 3. What is the y-intercept of f(x)=-7x$^{2}$ + 4x + 2 A) (0, 4). B) (0, -7). C) (0, -14). D) (0, 2). Show Answer Correct Answer: D) (0, 2). 4. Which of the following methods could be used to solve $x^2 + 4x-11 = 0$ A) I, III and IV. B) III and IV. C) IV only. D) I, II, III and IV. Show Answer Correct Answer: B) III and IV. 5. Solve by factoring:x$^{2}$-9x+20 =0 A) X=4, x=5. B) X=-2, x=10. C) X=-5, x-4. D) Not factorable. Show Answer Correct Answer: A) X=4, x=5. 6. Describe the number and type solutions for the following:-2x$^{2}$-x-1 = 0if the discriminant is equal to-7 A) 2 real solution. B) 2 imaginary solution. C) 1 real solution. D) None of the above. Show Answer Correct Answer: B) 2 imaginary solution. 7. Complete the Squarex$^{2}$ + 10x + ..... A) X$^{2}$ + 10x-100. B) X$^{2}$ + 10x + 100. C) X$^{2}$ + 10x-25. D) X$^{2}$ + 10x + 25. Show Answer Correct Answer: D) X$^{2}$ + 10x + 25. 8. Find the roots of this equationx$^{2 }$+ x-6 = 0 A) 4, -1. B) 3, -2. C) -6, 1. D) 2, -3. Show Answer Correct Answer: B) 3, -2. 9. According to exponent rules, when we divide the expressions we ..... the exponents. A) Add. B) Subtract. C) Multiple. D) Divide. Show Answer Correct Answer: B) Subtract. 10. Find the y-intercept of f(x) = 2x$^{2 }$-2x + 1 A) 2. B) -2. C) 1. D) -1. Show Answer Correct Answer: C) 1. 11. X-12 =-x$^{2}$ is an example of quadratic equation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. What is the equation for standard form? A) Y = x$^{2 }$+ bx + c. B) Y = ax$^{2 }$+ bx + c. C) Y = mx + b. D) Ax + By = C. Show Answer Correct Answer: B) Y = ax$^{2 }$+ bx + c. 13. What type of equations always include an x$^{2}$? A) Quadratic. B) Linear. C) Exponential. D) Quartic. Show Answer Correct Answer: A) Quadratic. 14. What are the sum and the product of the roots $3x^2=2x+7$ A) S= 2 and P= 7. B) S= 2/3 and P= 7/3. C) S= 2/3 and P=-7/3. D) S=-3/2 and P=-3/7. Show Answer Correct Answer: C) S= 2/3 and P=-7/3. 15. Find the quadratic equation in standard form from the given roots below:$2\pm\sqrt[]{16}$ A) $x^2-15x-12=0$. B) $x^2-4x+16=0$. C) $x^2-4x-12=0$. D) None of the above. Show Answer Correct Answer: C) $x^2-4x-12=0$. 16. Solve:X$^{2}$ + 3 = 6X-10 A) X = 7, -1. B) X =-7, 1. C) X =-7, -1. D) No Solution. Show Answer Correct Answer: D) No Solution. 17. Find the expression equivalent to (x-1)(x-9) HINT:Use the generic rectangle to multiply. A) X$^{2}$+9. B) X$^{2}$-10x+9. C) X$^{2}$-10x-9. D) X$^{2}$+10x+9. Show Answer Correct Answer: B) X$^{2}$-10x+9. 18. Which of the following quadratic equations can be solved by factoring? A) $ x^2+7x+3 = 0 $. B) $ x^2-7x+3 = 0 $. C) $x^2+11x+30=0$. D) $x^2+11x+2=0$. Show Answer Correct Answer: C) $x^2+11x+30=0$. 19. Factor:x$^{2}$ + 5x-24 A) (x-8)(x + 3). B) (x + 8)(x-3). C) (x + 6)(x-4). D) (x + 12)(x-2). Show Answer Correct Answer: B) (x + 8)(x-3). 20. ZKS $^{2} $-48 = 0 A) X= 4, 4. B) X=-4, -4. C) X=-4, 4. D) None of the above. Show Answer Correct Answer: C) X=-4, 4. 21. And lastly, if it had three parts ..... Trinomial FactoringFactor:x$^{2}$-6x-40 A) (x-10)(x+4). B) (x+10)(x-4). C) (x-8)(x+5). D) (x+8)(x-5). Show Answer Correct Answer: A) (x-10)(x+4). 22. If the discriminant is positive, then the solution will be A) One real solution. B) Two real solutions. C) No real solutions. D) One imaginary solution. Show Answer Correct Answer: B) Two real solutions. 23. The solutions of the quadratic equation x$^{2}$-5x+6=0 are A) X=1 or x=-6. B) X=3 or x=2. C) X=-3 or x= 2. D) X=-1 or x=6. Show Answer Correct Answer: B) X=3 or x=2. 24. What are the values of x does the quadratic equation (x-2)$^{2}$ = 25 have? A) X = 5 and x = 2. B) X = 7 and x =-3. C) X = 5 and x =-2. D) X = 3 and x =-7. Show Answer Correct Answer: B) X = 7 and x =-3. 25. What effects does "a" have on the parent function? A) Vertical stretch/compression. B) Horizontal shift (left/right). C) Vertical shift (up/down). D) None of the above. Show Answer Correct Answer: A) Vertical stretch/compression. ← PreviousNext →Related QuizzesClass 10 Maths Chapter 4 Quadratic Equations Quiz 1Class 10 Maths Chapter 4 Quadratic Equations Quiz 2Class 10 Maths Chapter 4 Quadratic Equations Quiz 3Class 10 Maths Chapter 4 Quadratic Equations Quiz 4Class 10 Maths Chapter 4 Quadratic Equations Quiz 5Class 10 Maths Chapter 4 Quadratic Equations Quiz 6Class 10 Maths Chapter 4 Quadratic Equations Quiz 7Class 10 Maths Chapter 4 Quadratic Equations Quiz 8Class 10 Maths Chapter 4 Quadratic Equations Quiz 9Class 10 Maths Chapter 4 Quadratic Equations Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books