Mathematics 9709/11 — October/November 2023

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

questions

marks

110

minutes

Topics Quadratics · Series · Differentiation · Functions · Integration · Trigonometry · +2 more

Q1SeriesFree sample

(a)

Expand $(1 + 3x)^6$ in ascending powers of $x$ up to, and including, the term in $x^2$ .

(b)

Hence find the coefficient of $x^2$ in the expansion of $(1 - 7x + x^2)(1 + 3x)^6$ .

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