# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2019 | Oct-Nov | (P1-9709/13) | Q#1

Question (i) Expand in ascending powers of y as far as the term in y2. (ii) In the expansion of the coefficient of x2 is 48. Find the value of the positive constant . Solution i. We are required to expand . Expression for the Binomial expansion of is: In the given […]