This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 4 Quadratic Equations – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 4 Quadratic Equations Quiz 21 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. True or Falsef(x)=32x$^{2}$+4x+12 is an example of a quadratic equation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 2. What method should you use to solve the equation:$y=4x^2+10$ A) Square Roots Method. B) Quadratic Formula. C) All the above. D) None of the above. Show Answer Correct Answer: A) Square Roots Method. 3. Factor:4x$^{2}$-17x + 15 A) (2x-5)(2x-3). B) (4x-3)(x-5). C) (4x-5)(x-3). D) (2x + 5)(2x-3). Show Answer Correct Answer: C) (4x-5)(x-3). 4. All possible y-values A) Domain. B) Range. C) Parabola. D) Vertex. Show Answer Correct Answer: B) Range. 5. The quadratic formula can be used to solve quadratic equations that cannot be factored. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 6. True or FalseWhen you graph a quadratic function it will have a U-shape. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 7. Solve using the Quadratic Formula:(Hint:Set the equation = to 0) $15x^2+22x=-8$ A) $x=-\frac{2}{3}, \\frac{4}{5}$. B) $x=\frac{2}{3}, \-\frac{4}{5}$. C) $x=\frac{2}{3}, \\frac{4}{5}$. D) $x=-\frac{2}{3}, \-\frac{4}{5}$. Show Answer Correct Answer: D) $x=-\frac{2}{3}, \-\frac{4}{5}$. 8. Name the x-and y-intercepts for the equation:5x-3y = 15 A) (3, 0) and (0, -5). B) (0, 3) and (-5, 0). C) (5, 15) and (15, 3). D) (0, -3) and (5, 0). Show Answer Correct Answer: A) (3, 0) and (0, -5). 9. Solve using the quadratic formula. $2p^2-4p-16=0$ A) P = 2 or p =-1. B) P = 1 or p =-2. C) P = 4 or p =-2. D) No solution. Show Answer Correct Answer: C) P = 4 or p =-2. 10. What are the solutions of 5x$^{2}$ + 3x = 1? Use the quadratic formula. Round to the nearest hundredth as needed. A) 1.20, -4.20. B) .24, -.84. C) -1.20, 4.20. D) -.24, .84. Show Answer Correct Answer: B) .24, -.84. 11. Solve the quadratic equation using the square root method. $x^2+7=88$ A) 81 and-81. B) 7 and-7. C) 9 and-9. D) 8 and-8. Show Answer Correct Answer: C) 9 and-9. 12. Solve the equation using the quadratic formula.4x$^{2}$ +9x = 12x A) X = \{0, 3/4\}. B) X = \{0, -3/4\}. C) X = \{0, 4/3\}. D) No solution. Show Answer Correct Answer: A) X = \{0, 3/4\}. 13. X$^{5}$ + x$^{4}$ + x$^{2}$ A) X$^{3}$(x$^{2}$ + x + 1). B) X(x$^{4}$ + x$^{3}$ + x). C) X$^{2}$(x$^{3}$ + x$^{2}$). D) X$^{2}$(x$^{3}$ + x$^{2}$ + 1). Show Answer Correct Answer: D) X$^{2}$(x$^{3}$ + x$^{2}$ + 1). 14. Write in vertex form:y = x$^{2}$-10x + 4 A) Y = (x-10) $^{2} $ + 4. B) Y = (x-5) $^{2} $ + 4. C) Y = (x-5) $^{2} $-21. D) Y = (x-1) $^{2} $-29. Show Answer Correct Answer: C) Y = (x-5) $^{2} $-21. 15. Which binomial is a factor of $80y^2-120y+45$ A) $4y-3$. B) $ 8Y-9 $. C) $16y-9$. D) $ 8Y-15 $. Show Answer Correct Answer: A) $4y-3$. 16. Complete the square.x$^{2}$ + 6x + ..... A) X$^{2}$ + 6x + 9. B) X$^{2}$ + 6x-36. C) X$^{2}$ + 6x + 36. D) X$^{2}$ + 6x-9. Show Answer Correct Answer: A) X$^{2}$ + 6x + 9. 17. Determine the values of a, b, and c for the quadratic equation:4k$^{2}$ = 3 + 8k A) A = 4, b =-8, c = 3. B) A = 4, b =-8, c =-3. C) A = 4, b = 8, c = 3. D) A = 4, b = 8, c =-3. Show Answer Correct Answer: B) A = 4, b =-8, c =-3. 18. Identify c of the following quadratic function:y = x$^{ 2 }$+ 16x + 64 A) 2. B) 1. C) 16. D) 64. Show Answer Correct Answer: D) 64. 19. If a quadractic equation is in standard form, y = ax$^{2}$ + bx + c, and the a value is greater than 0, the parabola opens in which direction? A) Upward. B) Downward. C) All the above. D) None of the above. Show Answer Correct Answer: A) Upward. 20. Solve using the quadratic formula. $x^2-2x-4=0$ A) $2\pm\sqrt{20}$. B) $1\pm\sqrt{10}$. C) $1\pm\sqrt{5}$. D) $4\pm\sqrt{2}$. Show Answer Correct Answer: C) $1\pm\sqrt{5}$. 21. Which is the BEST method to use to solve this equation?3a$^{2}$ = 27 A) Square Root Method. B) Factor Method. C) Complete the Square. D) Quadratic Formula. Show Answer Correct Answer: A) Square Root Method. 22. The solutions of the quadratic equation x$^{2}$+2x-15=0 are A) X = 3 or x = 5. B) X = 5 or x =-3. C) X =-5 or x = 3. D) X =-3 or x =-5. Show Answer Correct Answer: C) X =-5 or x = 3. 23. What is the vertex form for a vertex of (-3, -5) and when a=-2? A) Y =-2 (x-3) $^{2} $+5. B) Y =-2 (x+3) $^{2} $+5. C) Y =-2(x+3)$^{2}$-5. D) None of the above. Show Answer Correct Answer: C) Y =-2(x+3)$^{2}$-5. 24. Factor this:x$^{2}$+5x-36=0 A) (x+6)(x-6)=0. B) (x+4)(x-9)=0. C) (x-4)(x+9)=0. D) (x+5)(x-36)=0. Show Answer Correct Answer: C) (x-4)(x+9)=0. 25. How many real solution/s or root/s does the equation n$^{2}$ = 0? A) 0. B) 1. C) 2. D) 3. Show Answer Correct Answer: B) 1. ← 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