Mathematics 9709 · AS & A Level · Algebra

Algebra — practice question

Define $f(x)$ by $\frac{2x^2 - 7x - 1}{(x - 2)(x^2 + 3)}$.
(i)[5]

Write $f(x)$ as partial fractions.

(ii)[5]

Hence find the expansion of $f(x)$ in ascending powers of $x$, up to and including the term in $x^2$.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: State or use partial fractions in the form $\frac{A}{x-2}+\frac{Bx+C}{x^2+3}$

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