Waec Further Mathematics Past Questions and Answers

Question 611:

• WAEC 2013

(a) If the coefficient of \(x^{2}\) and \(x^{3}\) in the expansion of \((p + qx)^{7}\) are equal, express q in terms of p.
(b) A man makes a weekly contribution into a fund. In the first week, he paid N180.00, second week N260.00, third week N340.00 and so on. How much would he have contributed in 16 weeks?

Question 612:

• WAEC 2013

Calculate the gradient of the curve \(x^{3} + y^{3} - 2xy = 11\) at (2, -1).

Question 613:

• WAEC 2013

A side of a rectangle is three times the other. If the perimeter increases by 2%, find the percentage increase in the area of the rectangle.

Question 614:

• WAEC 2013

The line \(2y = x + 3\) meets the circle \(x^{2} + y^{2} - 2x + 6y - 15 = 0\) at points M and N, where N is in the first quadrant. Find the coordinates of M and N.

Question 615:

• WAEC 2013

Three school prefects are to be chosen from four girls and five boys. What is the probability that :
(a) only boys will be chosen ;
(b) more girls than boys will be chosen ?