Ok I have a few questions here and I've tried to solve them all myself, could you please check?
2)Given that , find in ascending powers upto and including the term , the series expansion of
3)a) Find the first four terms of the expansion in ascending powers of x of
b)Hence or otherwis, find the first four non-zero terms of the expansion, in ascending powers of x, of
a)Expand f(x) in ascending powers of x up to and including the term in
b) Hence show for small x that
Thanks in advance for any replies.