9709 P32 - Nov 2009 - Q8
2072
(i) Express \(\frac{1+x}{(1-x)(2+x^2)}\) in partial fractions.
(ii) Hence obtain the expansion of \(\frac{1+x}{(1-x)(2+x^2)}\) in ascending powers of \(x\), up to and including the term in \(x^2\).
Solutions locked. Please sign in with access to view them.