Quadratic Equations Practice Test Questions And Answers

10 Questions | By Mmmaxwell | Updated: Jun 26, 2022 | Attempts: 7195

Questions

Settings

Take our " Quadratic Equations Practice Test Questions and Answers " to check your knowledge on this topic. Quadratic equations are an important topic in mathematics. All the students need to learn and should have a good command of this important topic. In this quiz, you just have to pick the correct option from the other option choices given below to get a great score. Additionally, this quiz is also good if you want to prepare for your quadratic test. We are sure that you Have fun learning Maths!

Questions and Answers

1.

-1x² + 0x + 49 = 0
- A.
  
  X = -9 and -6
- B.
  
  X = 7 and -7
- C.
  
  X = 8 and 3
- D.
  
  X = 7 and -3
- E.
  
  X = 9 and -9
2.

-1x² + 2x + 48 = 0
- A.
  
  X = -2 and 1
- B.
  
  X = -1 and -7
- C.
  
  X = 9 and -9
- D.
  
  X = 8 and -6
- E.
  
  X = 8 and -6
3.

1x² + 5x - 14 = 0
- A.
  
  X = -1 and 2
- B.
  
  X = -1 and 2
- C.
  
  X = -7 and 2
- D.
  
  X = 9 and -9
- E.
  
  X = 9 and -9
4.

1x² + 10x + 21 = 0
- A.
  
  X = -7 and -3
- B.
  
  X = -7 and -3
- C.
  
  X = 8 and -6
- D.
  
  X = 8 and 6
- E.
  
  X = 10 and 11
5.

-1x² + 3x + 28 = 0
- A.
  
  X = -6 and -8
- B.
  
  X = 9 and 4
- C.
  
  X = 6 and -5
- D.
  
  X = -7 and -4
- E.
  
  X = 7 and -4
6.

What is the vertex of the following equation: x² - 8x + 15 = 0?
- A.
  
  (4,1)
- B.
  
  (4,-1)
- C.
  
  (-4,-1)
- D.
  
  (-4,1)
7.

What is the axis of symmetry and range of the following function: x² - 8x + 15 = 0?
- A.
  
  Axis: x=4 ; Range: (-1,infinity)
- B.
  
  Axis: x=-4 ; Range: (-1, infinity)
- C.
  
  Axis: x=-1 ; Range: (4, infinity)
- D.
  
  Axis: x=-1 ; Range: (-4, infinity)
8.

What is the vertex of the following equation: -x² - 9x - 8 = 0?
- A.
  
  (1,-9)
- B.
  
  (-1,-9)
- C.
  
  (-1,9)
- D.
  
  (1,9)
9.

What is the range of the following function: -x² + 2x + 8 = 0?
- A.
  
  (infinity, 9)
- B.
  
  (-infinity, infinity)
- C.
  
  (9, infinity)
- D.
  
  (-9, infinity)
- E.
  
  (-infinity, 9)
10.

What is the domain of the following function: -x² + 2x + 8 = 0?
- A.
  
  (1,9)
- B.
  
  (-infinity,infinity)
- C.
  
  (infinity,9)
- D.
  
  (1, infinity)
- E.
  
  (9,infinity)