Question 10{a) was very popular among the candidates and they gave a good account of themselves. They were able to write the sum of the roots of the new equation as sum of the
,
roots of the old minus 4, and the product of the new equation as product of old roots - 2{sum of
old roots) + 4 which gave 6; hence obtaining the new equation 2x2 + 13x + 12 = O.
