This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 4 Quadratic Equations – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 4 Quadratic Equations Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Solvex$^{2}$ + 13x + 12 = 0 A) X = 12, 1. B) X =-13, -1. C) X =-12, -1. D) X = 13, 1. Show Answer Correct Answer: C) X =-12, -1. 2. Find the discriminant:3k$^{2}$ + k-1 = 0 A) 36. B) 13. C) -20. D) -11. Show Answer Correct Answer: B) 13. 3. What was the maximum height of Ben's phone, given the correct answer to the last question was 1.09 seconds. (Round to 2 decimal places)The equation was h(t) =-16t$^{2}$ +35t + 22 A) 41.14 feet. B) 21.91 feet. C) 79.16 feet. D) 35.16 feet. Show Answer Correct Answer: A) 41.14 feet. 4. Solve:x$^{2}$-5x-24 = 0 A) X =-3 or x =-8. B) X = 3 or x =-8. C) X = 3 or x = 8. D) X =-3 or x = 8. Show Answer Correct Answer: D) X =-3 or x = 8. 5. A frog is sitting on the ground when he is scared by a big dog. His movement is modeled by the equation h =-6t$^{2 }$+ 6t where h is the frog's height at any given time, t. How many seconds until the frog is back on the ground? A) 0.5 seconds. B) 1 second. C) 1.5 seconds. D) 2 seconds. E) 3 seconds. Show Answer Correct Answer: B) 1 second. 6. (x+4)$^{2}$ A) X$^{2}$+16. B) X$^{2}$-16. C) X $^{2} $+8x+16. D) X $^{2} $+8X 16. Show Answer Correct Answer: C) X $^{2} $+8x+16. 7. Classify equation2x$^{2}$ +8x = 4-16-2x A) Pure. B) Complete. C) Incomplete mixed. D) Incomplete pure. Show Answer Correct Answer: B) Complete. 8. Determine the values of a, b, and c for the quadratic equation:5x$^{2 }$+ x-18 =-9x + 3x$^{2}$ A) A=2 b=11 c=-18. B) A=2 b=10 c=-18. C) A=-2 b=10 c=-18. D) A=2 b=-8 c=18. Show Answer Correct Answer: B) A=2 b=10 c=-18. 9. What is the factored form of the expression? $x^2+x-6$ A) $\left(x-3\right)\left(x+2\right)$. B) $\left(x+1\right)\left(x-6\right)$. C) $\left(x-2\right)\left(x+3\right)$. D) $\left(x-2\right)\left(x-3\right)$. Show Answer Correct Answer: C) $\left(x-2\right)\left(x+3\right)$. 10. Find the minimum point of the graph x$^{2}$ + 12x + 4 A) (-12, -32 ). B) (-6, -32 ). C) (-6, 32 ). D) ( 12, -14 ). Show Answer Correct Answer: B) (-6, -32 ). 11. Find the x-intercepts of the quadratic equation y = (x-2)(x+3). A) X = 5 and x =-1. B) X = 0 and x = 1. C) X = 4 and x =-2. D) X = 2 and x =-3. Show Answer Correct Answer: D) X = 2 and x =-3. 12. What is another word that describes the zeros of a function? A) Y-intercepts. B) Vertex. C) X-intercepts. D) Maximum. Show Answer Correct Answer: C) X-intercepts. 13. Solve a$^{2}$ + 2a-24 = 0 A) A =-6, 4. B) A = 6, -4. C) A = 12, -2. D) A = 8, -3. Show Answer Correct Answer: A) A =-6, 4. 14. Make sure that the equation is written in standard form before identifying the value of a b and c A) TRUE. B) TRUE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 15. What form in this quadratic function in? f(x)=x$^{2}$-5x+1 A) Standard Form. B) Vertex Form. C) Factored Form. D) None of the above. Show Answer Correct Answer: A) Standard Form. 16. Ax$^{2}$+bx+c=0 is the standard form of a quadratic equation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 17. Find the Vertex:Remember-b/2ay = x$^{2}$ + 6x + 2 A) (-3, -7). B) (1, 6). C) (6, 2). D) None of the above. Show Answer Correct Answer: A) (-3, -7). 18. Convert to standard formy = 2(x-7)$^{2}$-3 A) Y = 2x$^{2}$-14x + 46. B) J = X $^{a} $-Kid + 95. C) Y = 2x$^{2}$-14x + 95. D) J = X $^{a} $-Kid + 92. Show Answer Correct Answer: B) J = X $^{a} $-Kid + 95. 19. Solve the quadratic equation using the square root method. $6x^2=54$ A) 3 and-3. B) 6 and-6. C) 9 and-9. D) 6 and 54. Show Answer Correct Answer: A) 3 and-3. 20. ..... and never make the "x$^{2}$" negativeSolve:x$^{2}$ = 9x-20 A) X =-4 and x =-5. B) X = 20 and x =-9. C) X = 4 and x = 5. D) X =-4 and x = 5. Show Answer Correct Answer: C) X = 4 and x = 5. 21. Solve the following quadratic equation:4x$^{2}$-9=0 A) 3/2, -3/2. B) 2/3, -2/3. C) 9/4. D) 4/9. Show Answer Correct Answer: A) 3/2, -3/2. 22. Solve:x$^{2}$-6x+8=0 A) X =-2 or x =-4. B) X = 2 or x = 4. C) X = 8 or x =-1. D) X = 8 or x = 1. Show Answer Correct Answer: B) X = 2 or x = 4. 23. How would you find the vertex?y =-2x$^{2}$-4x-1 A) Plug in the value of the Axis of Symmetry (AOS) into the quadratic equation and solve for y. B) Plug in the value of the Axis of Symmetry (AOS) into the quadratic equation and solve for x. C) Remember that the y-intercept is found by plugging in zero for x and solving for y. D) Use a calculator to graph the equation and hit "menu", "6", "1" to find the x-intercepts. Show Answer Correct Answer: A) Plug in the value of the Axis of Symmetry (AOS) into the quadratic equation and solve for y. 24. Solve the following equation by completing the square:n$^{2}$ = 18n + 40 A) \{11 and-11\}. B) \{16 and 2\}. C) \{20 and-2\}. D) \{10 and-4\}. Show Answer Correct Answer: C) \{20 and-2\}. 25. The U-Shaped graph of a quadratic function is called a? A) Marabola. B) X-value. C) Parabola. D) Height. Show Answer Correct Answer: C) Parabola. ← 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 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books