Mathematics 9709/12 — October/November 2011

Cambridge AS Level · Pure Mathematics 1 (P1) · worked solutions for every part, with the mark scheme

questions

marks

105

minutes

Topics Coordinate Geometry · Series · Trigonometry · Differentiation · Integration · Functions · +2 more

Q1SeriesFree sample

(i)

Find the first 3 terms in the expansion of $(2 - y)^5$ in ascending powers of $y$ .

(ii)

Use the result in part (i) to find the coefficient of $x^2$ in the expansion of $(2 - (2x - x^2))^5$ .

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