This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Maths Chapter 4 Quadratic Equations – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Maths Chapter 4 Quadratic Equations Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the quadratic equation look like? A) $bx^2+ax+c$. B) $ax^2+bx+c$. C) $cx^2+bx+a$. D) $ax^2+cx+b$. Show Answer Correct Answer: B) $ax^2+bx+c$. 2. When looking at a quadratic graph, the solution(s) are always the ..... A) Y-intercept. B) Vertex. C) X-intercept(s). D) Axis of symmetry. Show Answer Correct Answer: C) X-intercept(s). 3. Determine the axis of symmetry from the following equation:$-\left(x-2\right)^2+4$ A) X = 2. B) X = 4. C) X =-2. D) X =-1. Show Answer Correct Answer: A) X = 2. 4. Determine the values of a, b, and c for the quadratic equation:4x$^{2}$-8x = 3 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. 5. What number should be added to both sides of the equation to make the left side of the equation a perfect square trinomial? $x^2+6x=10$ A) 3. B) 6. C) 9. D) 12. Show Answer Correct Answer: C) 9. 6. Solve by completing the square.x$^{2}$ + 10x =-9 A) 1 and-12. B) -1 and-9. C) 1 and-9. D) 1 and-1. Show Answer Correct Answer: B) -1 and-9. 7. What is the vertex for the following quadratic?y =-2(x + 1)$^{2}$ + 4 A) (-2, 1). B) (-1, 4). C) (-2, 4). D) (1, 4). E) (-4, 1). Show Answer Correct Answer: B) (-1, 4). 8. Solve:2x$^{2}$ + 4 =-9x A) -1/2, -4. B) -1, -4. C) -1/2, -8. D) 1/2, 4. Show Answer Correct Answer: A) -1/2, -4. 9. Use the discriminant to find the number of solutions for the following equation.y = x$^{2}$ +10x + 25 A) 2 solutions. B) 1 solution. C) 0 solutions. D) None of the above. Show Answer Correct Answer: B) 1 solution. 10. Solve x$^{2}$ + 13x + 12 = 0 by factoring. A) X =-12, -1. B) X = 12, 1. C) X = 13, 1. D) X =-13, -1. Show Answer Correct Answer: A) X =-12, -1. 11. What is the quadratic equation whose sum and product of the roots are $2$ $-3$ A) $x^2-2x-3=0$. B) $2x^2-x-3=0$. C) $x^2-3x+2=0$. D) $x^2+2x-3=0$. Show Answer Correct Answer: A) $x^2-2x-3=0$. 12. What piece of information does c identify in the following equation?y=ax$^{2}$+bx+c A) Zeroes. B) Axis of Symmetry. C) Direction. D) Y-intercept. Show Answer Correct Answer: D) Y-intercept. 13. Solve the equation by factoring:x$^{2}$-6x+8=0 A) 2, 4. B) -2, -4. C) -2, 4. D) 2, -4. Show Answer Correct Answer: A) 2, 4. 14. What is the product of the roots of the equation $\left(x-1\right)\left(x+2\right)=6$ A) $-1$. B) $3$. C) $4$. D) $-8$. Show Answer Correct Answer: D) $-8$. 15. A quadratic function has zeros-7 and 9.What are the linear factors of the function? A) (x+7) (x-9). B) (x-7) (x+9). C) (-7, 0) (9, 0). D) (0, -7) (0, 9). Show Answer Correct Answer: A) (x+7) (x-9). 16. After you find the Axis of Symmetry (AOS), what is the second step you should do?y =-2x$^{2}$-4x-1 A) Find the vertex. B) Find the x-intercepts. C) Find the point symmetric to the y-intercept. D) Make a table of values. Show Answer Correct Answer: A) Find the vertex. 17. Factor completely $88x^2y^2+24x^2y-32xy^2$ A) $8x^2y^2\left(11+3y-4x\right)$. B) $2xy\left(44xy+12x-16y\right)$. C) $8xy\left(11xy+3x-4y\right)$. D) $\left(11x^2+8y\right)\left(8x-4y^2\right)$. Show Answer Correct Answer: C) $8xy\left(11xy+3x-4y\right)$. 18. What does a quadratic equation look like? A) Y=mx+b. B) Y=x$^{3}$+ax+b. C) Y=x$^{2}$+bx+c. D) Y = x. Show Answer Correct Answer: C) Y=x$^{2}$+bx+c. 19. What is the vertex?y =-2x$^{2}$ + 4x + 3 A) (0, 3). B) (-1, 5). C) (1, 5). D) (1, -5). Show Answer Correct Answer: C) (1, 5). 20. Find the discriminant of the following equation.3x$^{2}$-x-2 = 0 A) 5. B) 25. C) -24. D) -26. Show Answer Correct Answer: B) 25. 21. In the quadratic equation 2x$^{2}$-9x-5 = 0, which is the constant term? A) X $^{a} $. B) X$^{2}$. C) 9. D) -5. Show Answer Correct Answer: D) -5. 22. What type of polynomial is always prime (cannot be factored)? A) A binomial sum of squares. B) The trinomial. C) A polynomial. D) None of the above. Show Answer Correct Answer: A) A binomial sum of squares. 23. What is the quadratic equation? A) $x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$. B) $x=\frac{-b\sqrt[]{b^2-4ac}}{2a}$. C) $x=\frac{b\pm\sqrt[]{b^2-4ac}}{2a}$. D) $x=\frac{-b+\sqrt[]{b-4ac}}{2a}$. Show Answer Correct Answer: A) $x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$. 24. For what value of c will the graph of y = 2x$^{2}$-36x + c and y = 2(x-9)$^{2}$-16be the same? A) 63. B) -180. C) 99. D) 146. Show Answer Correct Answer: D) 146. 25. How many solution does a quadratic equation x$^{2}$-9 = 16 have? A) None. B) 1. C) 2. D) 3. Show Answer Correct Answer: C) 2. ← 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