Waec Mathematics Questions
Question 946:
Simplify \(\frac{2}{a+b}-\frac{1}{a-b}\)
- A \(\frac{3}{a+b}\)
- B \(\frac{a-3b}{a^2-b^2}\)
- C \(\frac{3a-b}{a^2 – b^2}\)
- D \(\frac{a-3b}{a^2+b^2}\)
Question 947:
The diagram is a circle centre O. Find the value of x
- A 30o
- B 50o
- C 61o
- D 78o
- E 65.5\(^{\circ}\)
Question 948:
Use the graph to answer the Question below
What are the roots of the equation x2 + 3x - 4 = 0?
- A 1, 4
- B -1, -4
- C -1, 4
- D -4, 1
Question 949:
The values of x when y = 3 are approximately
- A -4.7 and 1.4
- B -4.6 and 1.5
- C -3.6 and 0.4
- D -3.6 and 1.5
Question 950:
Which of the following quadratic equations has \(-\frac{1}{2}\) and \(\frac{3}{4}\) as its roots?
- A 8x2 + 11x - 3 = 0
- B 8x2 -11x – 3 = 0
- C 8x2 + 2x -3 = 0
- D 8x2 - 2x – 3 = 0