3r2 – 14.2 + 11 >
2.
(5 marks]
(x4 – 2x3 - x2 - 4x + 4)
(B) Express
(x - 3)(x2 + 1)
into partial fractions.
[5 marks]
(C) An arithmetic progression (AP) contains 20 terms Given that the sum of the first 8
terms of an AP is 16 more than 3 times the sum of the first 5 terms.
(i) Find the relationship between the first term a and the common difference d.
[2 marks]
Given also that the sum of the last 6 terms is 183. Find the first term a and the
common difference d.
[3 marks)
(D) Solve the system of linear equations using Cramer's rule;
p + 2r = 9
2q + r = 8
4p - 3q = -2.
[5 marks
TTotol. 20​