Waec Further Mathematics Past Questions and Answers

Question 551:

• WAEC 2012

The diagram above is a velocity- time graph of a moving object. Calculate the distance travelled when the acceleration is zero.

A. 300 m
B. 90 m
C. 150 m
D. 210 m

Question 552:

• WAEC 2012

Simplify \(\frac{x^{3n + 1}}{x^{2n + \frac{5}{2}}(x^{2n - 3})^{\frac{1}{2}}}\)

A. \(0\)
B. \(-\frac{1}{2}\)
C. \(1\)
D. \(10\)

Question 553:

• WAEC 2012

Two functions g and h are defined on the set R of real numbers by \(g : x \to x^{2} - 2\) and \(h : x \to \frac{1}{x + 2}\). Find :
(a) \(h^{-1}\), the inverse of h ;
(b) \(g \circ h\), when \(x = -\frac{1}{2}\).

Question 554:

• WAEC 2012

Express \(3x^{2} - 6x + 10\) in the form \(a(x - b)^{2} + c\), where a, b and c are integers. Hence state the minimum value of \(3x^{2} - 6x + 10\) and the value of x for which it occurs.

Question 555:

• WAEC 2012

The twenty-first term of an Arithmetic Progression is \(5\frac{1}{2}\) and the sum of the first twenty-one terms is \(94\frac{1}{2}\). Find the :
(a) first term ; (b) common difference ; (c) sum of the first thirty terms.