Mathematics 9709/12 — May/June 2020

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

questions

marks

110

minutes

Topics Trigonometry · Differentiation · Series · Quadratics · Functions · Circular Measure · +2 more

Q1SeriesFree sample

(a)

Find the coefficient of $x^2$ in the expansion of $\left(x - \frac{2}{x}\right)^6$ .

(b)

Find the coefficient of $x^2$ in the expansion of $(2 + 3x^2)\left(x - \frac{2}{x}\right)^6$ .

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