Waec Further Mathematics Past Questions and Answers

Question 201:

• WAEC 2007

Which of the following is the same as \(\sin (270 + x)°\)?

A. \(\sin x\)
B. \(\tan x\)
C. \(- \sin x \)
D. \(- \cos x\)

Question 202:

• WAEC 2007

The sum of the first three terms of an Arithmetic Progression (A.P) is 18. If the first term is 4, find their product.

A. 130
B. 192
C. 210
D. 260

Question 203:

• WAEC 2007

Two functions f and g are defined on the set R of real numbers by \(f : x \to 2x - 1\) and \(g : x \to x^{2} + 1\). Find the value of \(f^{-1} \circ g(3)\).

A. 12
B. 11
C. \(\frac{11}{2}\)
D. \(\frac{9}{2}\)

Question 204:

• WAEC 2007

The gradient of the line passing through the points P(4, 5) and Q(x, 9) is \(\frac{1}{2}\). Find the value of x.

A. -4
C. 4
D. 12

Question 205:

• WAEC 2007

Simplify \(\frac{\sqrt{3}}{\sqrt{3} - 1} + \frac{\sqrt{3}}{\sqrt{3} - 1}\)

A. \(\frac{1}{2}\)
B. \(\frac{1}{2}\sqrt{3}\)
C. \(3\)
D. \(2\sqrt{3}\)