Mathematics Practice Test – Quadratic Equations (Questions with Answers and Explanations)

Hello and Welcome to Mathematics Practice Test - Quadratic Equations

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible
1. 



Deduce the equation of the curve above.

A. 2x2 + 5x + 3 = 0
B. 3 – 5x + 2x2 = 0
C. 2x2 - 5x - 3 = 0
D. 3 – 5x - 2x2 = 0

2. 


The lengths, in cm, of the sides of a right-angled triangle are x, (x + 2) and (x + 1) where x > 0. Find in cm, the length of its hypotenuse. (WASSCE 2002)

A. 4
B. 5
C. 13
D. 17

3. 



Deduce the equation of the curve above.

A. x2 + x + 6 = 0
B. x2 - x - 6 = 0
C. x2 + x - 6 = 0
D. x2 - x + 6 = 0

4. 


Solve the equation 10 – 3x – x2 = 0 (WASSCE 2004)

A. x = 2 or -5
B. x = -2 or 5
C. x = -1 or 10
D. x = 2 or 5

5. 



Above is the graph of the relation y = ax2 + bx + c, where a, b, c are constants. Use the graph to find the roots of the quadratic equation ax2 + bx + c = 0. (WASSCE 2002)

A. 1 or 2
B. -1 or 2
C. -1.5 or 2
D. -1.5 or -2

 

 

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